diff --git a/packages/bundler-plugins/src/core/utils.ts b/packages/bundler-plugins/src/core/utils.ts
index 6cf8c6af8e81..1e949c1b4785 100644
--- a/packages/bundler-plugins/src/core/utils.ts
+++ b/packages/bundler-plugins/src/core/utils.ts
@@ -6,6 +6,10 @@ import crypto from 'crypto';
 import childProcess from 'child_process';
 import type { SourceMap } from 'magic-string';
 import MagicString from 'magic-string';
+import {
+  _INTERNAL_getReleaseFromCommitEnv as getReleaseFromCommitEnv,
+  _INTERNAL_readCommitEnvVar as readCoreCommitEnvVar,
+} from '@sentry/core/server';
 
 /**
  * Checks whether the given input is already an array, and if it isn't, wraps it in one.
@@ -215,124 +219,32 @@ function gitRevision(): string | undefined {
 /**
  * Tries to guess a release name based on environmental data.
  */
-// oxlint-disable-next-line complexity
 export function determineReleaseName(): string | undefined {
-  // This list is in approximate alpha order, separated into 3 categories:
-  // 1. Git providers
-  // 2. CI providers with specific environment variables (has the provider name in the variable name)
-  // 3. CI providers with generic environment variables (checked for last to prevent possible false positives)
-  // Each group is only read if the earlier ones found nothing, so a placeholder value is only
-  // warned about when it would otherwise have become the release.
-
-  const possibleReleaseNameOfGitProvider = (): string | undefined =>
-    // GitHub Actions - https://help.github.com/en/actions/configuring-and-managing-workflows/using-environment-variables#default-environment-variables
-    readCommitEnvVar('GITHUB_SHA') ||
-    // GitLab CI - https://docs.gitlab.com/ee/ci/variables/predefined_variables.html
-    readCommitEnvVar('CI_MERGE_REQUEST_SOURCE_BRANCH_SHA') ||
-    readCommitEnvVar('CI_BUILD_REF') ||
-    readCommitEnvVar('CI_COMMIT_SHA') ||
-    // Bitbucket - https://support.atlassian.com/bitbucket-cloud/docs/variables-and-secrets/
-    readCommitEnvVar('BITBUCKET_COMMIT');
-
-  const possibleReleaseNameOfCiProvidersWithSpecificEnvVar = (): string | undefined =>
-    // AppVeyor - https://www.appveyor.com/docs/environment-variables/
-    readCommitEnvVar('APPVEYOR_PULL_REQUEST_HEAD_COMMIT') ||
-    readCommitEnvVar('APPVEYOR_REPO_COMMIT') ||
-    // AWS CodeBuild - https://docs.aws.amazon.com/codebuild/latest/userguide/build-env-ref-env-vars.html
-    readCommitEnvVar('CODEBUILD_RESOLVED_SOURCE_VERSION') ||
-    // AWS Amplify - https://docs.aws.amazon.com/amplify/latest/userguide/environment-variables.html
-    readCommitEnvVar('AWS_COMMIT_ID') ||
-    // Azure Pipelines - https://docs.microsoft.com/en-us/azure/devops/pipelines/build/variables?view=azure-devops&tabs=yaml
-    readCommitEnvVar('BUILD_SOURCEVERSION') ||
-    // Bitrise - https://devcenter.bitrise.io/builds/available-environment-variables/
-    readCommitEnvVar('GIT_CLONE_COMMIT_HASH') ||
-    // Buddy CI - https://buddy.works/docs/pipelines/environment-variables#default-environment-variables
-    readCommitEnvVar('BUDDY_EXECUTION_REVISION') ||
-    // Builtkite - https://buildkite.com/docs/pipelines/environment-variables
-    readCommitEnvVar('BUILDKITE_COMMIT') ||
-    // CircleCI - https://circleci.com/docs/variables/
-    readCommitEnvVar('CIRCLE_SHA1') ||
-    // Cirrus CI - https://cirrus-ci.org/guide/writing-tasks/#environment-variables
-    readCommitEnvVar('CIRRUS_CHANGE_IN_REPO') ||
-    // Codefresh - https://codefresh.io/docs/docs/codefresh-yaml/variables/
-    readCommitEnvVar('CF_REVISION') ||
-    // Codemagic - https://docs.codemagic.io/yaml-basic-configuration/environment-variables/
-    readCommitEnvVar('CM_COMMIT') ||
-    // Cloudflare Pages - https://developers.cloudflare.com/pages/platform/build-configuration/#environment-variables
-    readCommitEnvVar('CF_PAGES_COMMIT_SHA') ||
-    // Drone - https://docs.drone.io/pipeline/environment/reference/
-    readCommitEnvVar('DRONE_COMMIT_SHA') ||
-    // Flightcontrol - https://www.flightcontrol.dev/docs/guides/flightcontrol/environment-variables#built-in-environment-variables
-    readCommitEnvVar('FC_GIT_COMMIT_SHA') ||
-    // Heroku #1 https://devcenter.heroku.com/articles/heroku-ci
-    readCommitEnvVar('HEROKU_TEST_RUN_COMMIT_VERSION') ||
-    // Heroku #2 https://docs.sentry.io/product/integrations/deployment/heroku/#configure-releases
-    readCommitEnvVar('HEROKU_SLUG_COMMIT') ||
-    // Railway - https://docs.railway.app/reference/variables#git-variables
-    readCommitEnvVar('RAILWAY_GIT_COMMIT_SHA') ||
-    // Render - https://render.com/docs/environment-variables
-    readCommitEnvVar('RENDER_GIT_COMMIT') ||
-    // Semaphore CI - https://docs.semaphoreci.com/ci-cd-environment/environment-variables
-    readCommitEnvVar('SEMAPHORE_GIT_SHA') ||
-    // TravisCI - https://docs.travis-ci.com/user/environment-variables/#default-environment-variables
-    readCommitEnvVar('TRAVIS_PULL_REQUEST_SHA') ||
-    // Vercel - https://vercel.com/docs/v2/build-step#system-environment-variables
-    readCommitEnvVar('VERCEL_GIT_COMMIT_SHA') ||
-    readCommitEnvVar('VERCEL_GITHUB_COMMIT_SHA') ||
-    readCommitEnvVar('VERCEL_GITLAB_COMMIT_SHA') ||
-    readCommitEnvVar('VERCEL_BITBUCKET_COMMIT_SHA') ||
-    // Zeit (now known as Vercel)
-    readCommitEnvVar('ZEIT_GITHUB_COMMIT_SHA') ||
-    readCommitEnvVar('ZEIT_GITLAB_COMMIT_SHA') ||
-    readCommitEnvVar('ZEIT_BITBUCKET_COMMIT_SHA');
-
-  const possibleReleaseNameOfCiProvidersWithGenericEnvVar = (): string | undefined =>
-    // CloudBees CodeShip - https://docs.cloudbees.com/docs/cloudbees-codeship/latest/pro-builds-and-configuration/environment-variables
-    readCommitEnvVar('CI_COMMIT_ID') ||
-    // Coolify - https://coolify.io/docs/knowledge-base/environment-variables
-    readCommitEnvVar('SOURCE_COMMIT') ||
-    // Heroku #3 https://devcenter.heroku.com/changelog-items/630
-    readCommitEnvVar('SOURCE_VERSION') ||
-    // Jenkins - https://plugins.jenkins.io/git/#environment-variables
-    readCommitEnvVar('GIT_COMMIT') ||
-    // Netlify - https://docs.netlify.com/configure-builds/environment-variables/#build-metadata
-    readCommitEnvVar('COMMIT_REF') ||
-    // TeamCity - https://www.jetbrains.com/help/teamcity/predefined-build-parameters.html
-    readCommitEnvVar('BUILD_VCS_NUMBER');
-  // Woodpecker CI (https://woodpecker-ci.org/docs/usage/environment) sets CI_COMMIT_SHA, which the
-  // GitLab check above already reads.
-
-  return (
-    possibleReleaseNameOfGitProvider() ||
-    possibleReleaseNameOfCiProvidersWithSpecificEnvVar() ||
-    possibleReleaseNameOfCiProvidersWithGenericEnvVar() ||
-    gitRevision()
-  );
+  return getReleaseFromCommitEnv(warnAboutPlaceholderCommitEnvVar) || gitRevision();
 }
 
 // Release detection and commit association can read the same variable in one build.
 const warnedPlaceholderEnvVars = new Set<string>();
 
+function warnAboutPlaceholderCommitEnvVar(name: string): void {
+  if (warnedPlaceholderEnvVars.has(name)) {
+    return;
+  }
+  warnedPlaceholderEnvVars.add(name);
+  // This runs before the plugin logger exists, so `silent: true` does not suppress it. That is
+  // deliberate: a warning that is easy to miss is how this misconfiguration went unnoticed.
+  // eslint-disable-next-line no-console
+  console.warn(
+    `[@sentry/bundler-plugins] Ignoring the ${name} environment variable as a release name, because its value is its own name. Set the release explicitly, or fix the variable in your build environment.`,
+  );
+}
+
 /**
- * Reads an environment variable that should hold a commit SHA. A value that is the variable's own
- * name, such as `VERCEL_GIT_COMMIT_SHA=VERCEL_GIT_COMMIT_SHA`, is ignored: it never changes, so as
- * a release name it would put every build into one release.
+ * Reads an environment variable that should hold a commit SHA, ignoring a value that is the
+ * variable's own name. See `_INTERNAL_readCommitEnvVar` in `@sentry/core/server`.
  */
 export function readCommitEnvVar(name: string): string | undefined {
-  const value = process.env[name];
-  if (value?.trim() === name) {
-    if (!warnedPlaceholderEnvVars.has(name)) {
-      warnedPlaceholderEnvVars.add(name);
-      // This runs before the plugin logger exists, so `silent: true` does not suppress it. That is
-      // deliberate: a warning that is easy to miss is how this misconfiguration went unnoticed.
-      // eslint-disable-next-line no-console
-      console.warn(
-        `[@sentry/bundler-plugins] Ignoring the ${name} environment variable as a release name, because its value is its own name. Set the release explicitly, or fix the variable in your build environment.`,
-      );
-    }
-    return undefined;
-  }
-  return value;
+  return readCoreCommitEnvVar(name, warnAboutPlaceholderCommitEnvVar);
 }
 
 function stringifyForCodeInjection(value: unknown): string | undefined {
diff --git a/packages/bundler-plugins/test/core/utils.test.ts b/packages/bundler-plugins/test/core/utils.test.ts
index e387230a4ada..68e62701f0fa 100644
--- a/packages/bundler-plugins/test/core/utils.test.ts
+++ b/packages/bundler-plugins/test/core/utils.test.ts
@@ -345,6 +345,16 @@ describe('determineReleaseName', () => {
       execSyncSpy.mockRestore();
     }
   });
+  it('detects HEROKU_BUILD_COMMIT', () => {
+    const originalEnv = process.env;
+    process.env = { HEROKU_BUILD_COMMIT: 'heroku-build-commit' };
+
+    try {
+      expect(determineReleaseName()).toBe('heroku-build-commit');
+    } finally {
+      process.env = originalEnv;
+    }
+  });
   it('ignores a commit env var whose value is its own name', () => {
     const originalEnv = process.env;
     process.env = { VERCEL_GIT_COMMIT_SHA: 'VERCEL_GIT_COMMIT_SHA', COMMIT_REF: 'abc123' };
diff --git a/packages/core/src/server.ts b/packages/core/src/server.ts
index e44bb9c2df8b..f328253a9208 100644
--- a/packages/core/src/server.ts
+++ b/packages/core/src/server.ts
@@ -12,6 +12,10 @@ export { wrapMcpServerWithSentry } from './integrations/mcp-server';
 export { isNodeEnv, loadModule } from './utils/node';
 export { filenameIsInApp, node, nodeStackLineParser } from './utils/node-stack-trace';
 export { vercelWaitUntil } from './utils/vercelWaitUntil';
+export {
+  getReleaseFromCommitEnv as _INTERNAL_getReleaseFromCommitEnv,
+  readCommitEnvVar as _INTERNAL_readCommitEnvVar,
+} from './utils/commitEnv';
 export { flushIfServerless } from './utils/flushIfServerless';
 export { callFrameToStackFrame, watchdogTimer } from './utils/anr';
 export { safeUnref as _INTERNAL_safeUnref } from './utils/timer';
diff --git a/packages/core/src/utils/commitEnv.ts b/packages/core/src/utils/commitEnv.ts
new file mode 100644
index 000000000000..ca5d6fe75de1
--- /dev/null
+++ b/packages/core/src/utils/commitEnv.ts
@@ -0,0 +1,139 @@
+import { consoleSandbox } from './debug-logger';
+
+/**
+ * Environment variables that CI and hosting providers set to the commit being built, in the order
+ * release detection checks them. The list is in approximate alpha order, separated into 3 categories:
+ * 1. Git providers
+ * 2. CI providers with specific environment variables (has the provider name in the variable name)
+ * 3. CI providers with generic environment variables (checked for last to prevent possible false positives)
+ */
+const COMMIT_ENV_VARS = [
+  // 1. Git providers
+  // GitHub Actions - https://help.github.com/en/actions/configuring-and-managing-workflows/using-environment-variables#default-environment-variables
+  'GITHUB_SHA',
+  // GitLab CI - https://docs.gitlab.com/ee/ci/variables/predefined_variables.html
+  // Woodpecker CI also sets CI_COMMIT_SHA - https://woodpecker-ci.org/docs/usage/environment
+  'CI_MERGE_REQUEST_SOURCE_BRANCH_SHA',
+  'CI_BUILD_REF',
+  'CI_COMMIT_SHA',
+  // Bitbucket - https://support.atlassian.com/bitbucket-cloud/docs/variables-and-secrets/
+  'BITBUCKET_COMMIT',
+
+  // 2. CI providers with specific environment variables
+  // AppVeyor - https://www.appveyor.com/docs/environment-variables/
+  'APPVEYOR_PULL_REQUEST_HEAD_COMMIT',
+  'APPVEYOR_REPO_COMMIT',
+  // AWS CodeBuild - https://docs.aws.amazon.com/codebuild/latest/userguide/build-env-ref-env-vars.html
+  'CODEBUILD_RESOLVED_SOURCE_VERSION',
+  // AWS Amplify - https://docs.aws.amazon.com/amplify/latest/userguide/environment-variables.html
+  'AWS_COMMIT_ID',
+  // Azure Pipelines - https://docs.microsoft.com/en-us/azure/devops/pipelines/build/variables?view=azure-devops&tabs=yaml
+  'BUILD_SOURCEVERSION',
+  // Bitrise - https://devcenter.bitrise.io/builds/available-environment-variables/
+  'GIT_CLONE_COMMIT_HASH',
+  // Buddy CI - https://buddy.works/docs/pipelines/environment-variables#default-environment-variables
+  'BUDDY_EXECUTION_REVISION',
+  // Builtkite - https://buildkite.com/docs/pipelines/environment-variables
+  'BUILDKITE_COMMIT',
+  // CircleCI - https://circleci.com/docs/variables/
+  'CIRCLE_SHA1',
+  // Cirrus CI - https://cirrus-ci.org/guide/writing-tasks/#environment-variables
+  'CIRRUS_CHANGE_IN_REPO',
+  // Codefresh - https://codefresh.io/docs/docs/codefresh-yaml/variables/
+  'CF_REVISION',
+  // Codemagic - https://docs.codemagic.io/yaml-basic-configuration/environment-variables/
+  'CM_COMMIT',
+  // Cloudflare Pages - https://developers.cloudflare.com/pages/platform/build-configuration/#environment-variables
+  'CF_PAGES_COMMIT_SHA',
+  // Drone - https://docs.drone.io/pipeline/environment/reference/
+  'DRONE_COMMIT_SHA',
+  // Flightcontrol - https://www.flightcontrol.dev/docs/guides/flightcontrol/environment-variables#built-in-environment-variables
+  'FC_GIT_COMMIT_SHA',
+  // Heroku #1 https://devcenter.heroku.com/articles/heroku-ci
+  'HEROKU_TEST_RUN_COMMIT_VERSION',
+  // Heroku #2 https://devcenter.heroku.com/articles/dyno-metadata#dyno-metadata
+  'HEROKU_BUILD_COMMIT',
+  // Heroku #3 (deprecated by Heroku, kept for backward compatibility)
+  'HEROKU_SLUG_COMMIT',
+  // Railway - https://docs.railway.app/reference/variables#git-variables
+  'RAILWAY_GIT_COMMIT_SHA',
+  // Render - https://render.com/docs/environment-variables
+  'RENDER_GIT_COMMIT',
+  // Semaphore CI - https://docs.semaphoreci.com/ci-cd-environment/environment-variables
+  'SEMAPHORE_GIT_SHA',
+  // TravisCI - https://docs.travis-ci.com/user/environment-variables/#default-environment-variables
+  'TRAVIS_PULL_REQUEST_SHA',
+  // Vercel - https://vercel.com/docs/v2/build-step#system-environment-variables
+  'VERCEL_GIT_COMMIT_SHA',
+  'VERCEL_GITHUB_COMMIT_SHA',
+  'VERCEL_GITLAB_COMMIT_SHA',
+  'VERCEL_BITBUCKET_COMMIT_SHA',
+  // Zeit (now known as Vercel)
+  'ZEIT_GITHUB_COMMIT_SHA',
+  'ZEIT_GITLAB_COMMIT_SHA',
+  'ZEIT_BITBUCKET_COMMIT_SHA',
+
+  // 3. CI providers with generic environment variables
+  // CloudBees CodeShip - https://docs.cloudbees.com/docs/cloudbees-codeship/latest/pro-builds-and-configuration/environment-variables
+  'CI_COMMIT_ID',
+  // Coolify - https://coolify.io/docs/knowledge-base/environment-variables
+  'SOURCE_COMMIT',
+  // Heroku #4 https://devcenter.heroku.com/changelog-items/630
+  'SOURCE_VERSION',
+  // Jenkins - https://plugins.jenkins.io/git/#environment-variables
+  'GIT_COMMIT',
+  // Netlify - https://docs.netlify.com/configure-builds/environment-variables/#build-metadata
+  'COMMIT_REF',
+  // TeamCity - https://www.jetbrains.com/help/teamcity/predefined-build-parameters.html
+  'BUILD_VCS_NUMBER',
+] as const;
+
+/** Called with the name of a commit environment variable whose value is its own name. */
+export type PlaceholderCommitEnvVarHandler = (name: string) => void;
+
+function warnAboutPlaceholderCommitEnvVar(name: string): void {
+  consoleSandbox(() => {
+    // eslint-disable-next-line no-console
+    console.warn(
+      `[Sentry] Ignoring the ${name} environment variable as a release name, because its value is its own name. Set the release explicitly, or fix the variable in your build environment.`,
+    );
+  });
+}
+
+/**
+ * Reads an environment variable that should hold a commit SHA. A value that is the variable's own
+ * name, such as `VERCEL_GIT_COMMIT_SHA=VERCEL_GIT_COMMIT_SHA`, is ignored: it never changes, so as
+ * a release name it would put every build into one release. `onPlaceholder` is called for such a
+ * value and warns on the console by default.
+ */
+export function readCommitEnvVar(
+  name: string,
+  onPlaceholder: PlaceholderCommitEnvVarHandler = warnAboutPlaceholderCommitEnvVar,
+): string | undefined {
+  if (typeof process === 'undefined') {
+    return undefined;
+  }
+  const value = process.env[name];
+  if (value?.trim() === name) {
+    onPlaceholder(name);
+    return undefined;
+  }
+  return value || undefined;
+}
+
+/**
+ * Returns the commit that CI or the hosting provider is building, read from the first of the known
+ * commit environment variables that is set. Variables are read in order and only until one is
+ * found, so a placeholder value is only reported when it would otherwise have become the release.
+ */
+export function getReleaseFromCommitEnv(
+  onPlaceholder: PlaceholderCommitEnvVarHandler = warnAboutPlaceholderCommitEnvVar,
+): string | undefined {
+  for (const name of COMMIT_ENV_VARS) {
+    const value = readCommitEnvVar(name, onPlaceholder);
+    if (value) {
+      return value;
+    }
+  }
+  return undefined;
+}
diff --git a/packages/core/test/lib/utils/commitEnv.test.ts b/packages/core/test/lib/utils/commitEnv.test.ts
new file mode 100644
index 000000000000..5954785256fb
--- /dev/null
+++ b/packages/core/test/lib/utils/commitEnv.test.ts
@@ -0,0 +1,95 @@
+import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest';
+import { getReleaseFromCommitEnv, readCommitEnvVar } from '../../../src/utils/commitEnv';
+
+describe('commitEnv', () => {
+  const originalEnv = process.env;
+
+  beforeEach(() => {
+    // CI sets some of these variables (e.g. GITHUB_SHA on GitHub Actions), so start from an empty env.
+    process.env = {};
+  });
+
+  afterEach(() => {
+    process.env = originalEnv;
+    vi.restoreAllMocks();
+  });
+
+  describe('readCommitEnvVar', () => {
+    it('returns the value of the variable', () => {
+      process.env.VERCEL_GIT_COMMIT_SHA = 'abc123';
+
+      expect(readCommitEnvVar('VERCEL_GIT_COMMIT_SHA')).toBe('abc123');
+    });
+
+    it('returns undefined for an unset or empty variable', () => {
+      process.env.VERCEL_GIT_COMMIT_SHA = '';
+
+      expect(readCommitEnvVar('VERCEL_GIT_COMMIT_SHA')).toBeUndefined();
+      expect(readCommitEnvVar('GITHUB_SHA')).toBeUndefined();
+    });
+
+    it('ignores a value that is its own name and warns by default', () => {
+      const warnSpy = vi.spyOn(console, 'warn').mockImplementation(() => {});
+      process.env.VERCEL_GIT_COMMIT_SHA = ' VERCEL_GIT_COMMIT_SHA ';
+
+      expect(readCommitEnvVar('VERCEL_GIT_COMMIT_SHA')).toBeUndefined();
+      expect(warnSpy).toHaveBeenCalledWith(expect.stringContaining('VERCEL_GIT_COMMIT_SHA'));
+    });
+
+    it('passes a placeholder to a custom handler instead of warning', () => {
+      const warnSpy = vi.spyOn(console, 'warn').mockImplementation(() => {});
+      const onPlaceholder = vi.fn();
+      process.env.VERCEL_GIT_COMMIT_SHA = 'VERCEL_GIT_COMMIT_SHA';
+
+      expect(readCommitEnvVar('VERCEL_GIT_COMMIT_SHA', onPlaceholder)).toBeUndefined();
+      expect(onPlaceholder).toHaveBeenCalledWith('VERCEL_GIT_COMMIT_SHA');
+      expect(warnSpy).not.toHaveBeenCalled();
+    });
+  });
+
+  describe('getReleaseFromCommitEnv', () => {
+    it('returns undefined when no commit variable is set', () => {
+      expect(getReleaseFromCommitEnv()).toBeUndefined();
+    });
+
+    it('prefers git provider variables over generic CI variables', () => {
+      process.env.COMMIT_REF = 'netlify-commit';
+      process.env.GITHUB_SHA = 'github-commit';
+
+      expect(getReleaseFromCommitEnv()).toBe('github-commit');
+    });
+
+    it('reads HEROKU_BUILD_COMMIT before HEROKU_SLUG_COMMIT', () => {
+      process.env.HEROKU_BUILD_COMMIT = 'heroku-build-commit';
+      process.env.HEROKU_SLUG_COMMIT = 'heroku-slug-commit';
+
+      expect(getReleaseFromCommitEnv()).toBe('heroku-build-commit');
+    });
+
+    it('skips a placeholder and uses the next variable that is set', () => {
+      const onPlaceholder = vi.fn();
+      process.env.VERCEL_GIT_COMMIT_SHA = 'VERCEL_GIT_COMMIT_SHA';
+      process.env.COMMIT_REF = 'netlify-commit';
+
+      expect(getReleaseFromCommitEnv(onPlaceholder)).toBe('netlify-commit');
+      expect(onPlaceholder).toHaveBeenCalledWith('VERCEL_GIT_COMMIT_SHA');
+    });
+
+    it('does not report a placeholder checked after the variable that supplies the release', () => {
+      const onPlaceholder = vi.fn();
+      process.env.VERCEL_GIT_COMMIT_SHA = 'vercel-commit';
+      process.env.COMMIT_REF = 'COMMIT_REF';
+
+      expect(getReleaseFromCommitEnv(onPlaceholder)).toBe('vercel-commit');
+      expect(onPlaceholder).not.toHaveBeenCalled();
+    });
+
+    it('reports each placeholder once', () => {
+      const onPlaceholder = vi.fn();
+      process.env.CI_COMMIT_SHA = 'CI_COMMIT_SHA';
+
+      expect(getReleaseFromCommitEnv(onPlaceholder)).toBeUndefined();
+      expect(onPlaceholder).toHaveBeenCalledTimes(1);
+    });
+  });
+});
diff --git a/packages/node/src/sdk/api.ts b/packages/node/src/sdk/api.ts
index 572b96fafd48..2e07f45297d8 100644
--- a/packages/node/src/sdk/api.ts
+++ b/packages/node/src/sdk/api.ts
@@ -1,14 +1,13 @@
 // PUBLIC APIS
 
 import type { StackParser } from '@sentry/core';
-import { consoleSandbox, createStackParser, GLOBAL_OBJ } from '@sentry/core';
-import { nodeStackLineParser } from '@sentry/core/server';
+import { createStackParser, GLOBAL_OBJ } from '@sentry/core';
+import { _INTERNAL_getReleaseFromCommitEnv as getReleaseFromCommitEnv, nodeStackLineParser } from '@sentry/core/server';
 import { createGetModuleFromFilename } from '../utils/module';
 
 /**
  * Returns a release dynamically from environment variables.
  */
-// eslint-disable-next-line complexity
 export function getSentryRelease(fallback?: string): string | undefined {
   // Always read first as Sentry takes this as precedence
   if (process.env.SENTRY_RELEASE) {
@@ -20,118 +19,7 @@ export function getSentryRelease(fallback?: string): string | undefined {
     return GLOBAL_OBJ.SENTRY_RELEASE.id;
   }
 
-  // This list is in approximate alpha order, separated into 3 categories:
-  // 1. Git providers
-  // 2. CI providers with specific environment variables (has the provider name in the variable name)
-  // 3. CI providers with generic environment variables (checked for last to prevent possible false positives)
-  // Each group is only read if the earlier ones found nothing, so a placeholder value is only
-  // warned about when it would otherwise have become the release.
-
-  const possibleReleaseNameOfGitProvider = (): string | undefined =>
-    // GitHub Actions - https://help.github.com/en/actions/configuring-and-managing-workflows/using-environment-variables#default-environment-variables
-    readCommitEnvVar('GITHUB_SHA') ||
-    // GitLab CI - https://docs.gitlab.com/ee/ci/variables/predefined_variables.html
-    readCommitEnvVar('CI_MERGE_REQUEST_SOURCE_BRANCH_SHA') ||
-    readCommitEnvVar('CI_BUILD_REF') ||
-    readCommitEnvVar('CI_COMMIT_SHA') ||
-    // Bitbucket - https://support.atlassian.com/bitbucket-cloud/docs/variables-and-secrets/
-    readCommitEnvVar('BITBUCKET_COMMIT');
-
-  const possibleReleaseNameOfCiProvidersWithSpecificEnvVar = (): string | undefined =>
-    // AppVeyor - https://www.appveyor.com/docs/environment-variables/
-    readCommitEnvVar('APPVEYOR_PULL_REQUEST_HEAD_COMMIT') ||
-    readCommitEnvVar('APPVEYOR_REPO_COMMIT') ||
-    // AWS CodeBuild - https://docs.aws.amazon.com/codebuild/latest/userguide/build-env-ref-env-vars.html
-    readCommitEnvVar('CODEBUILD_RESOLVED_SOURCE_VERSION') ||
-    // AWS Amplify - https://docs.aws.amazon.com/amplify/latest/userguide/environment-variables.html
-    readCommitEnvVar('AWS_COMMIT_ID') ||
-    // Azure Pipelines - https://docs.microsoft.com/en-us/azure/devops/pipelines/build/variables?view=azure-devops&tabs=yaml
-    readCommitEnvVar('BUILD_SOURCEVERSION') ||
-    // Bitrise - https://devcenter.bitrise.io/builds/available-environment-variables/
-    readCommitEnvVar('GIT_CLONE_COMMIT_HASH') ||
-    // Buddy CI - https://buddy.works/docs/pipelines/environment-variables#default-environment-variables
-    readCommitEnvVar('BUDDY_EXECUTION_REVISION') ||
-    // Builtkite - https://buildkite.com/docs/pipelines/environment-variables
-    readCommitEnvVar('BUILDKITE_COMMIT') ||
-    // CircleCI - https://circleci.com/docs/variables/
-    readCommitEnvVar('CIRCLE_SHA1') ||
-    // Cirrus CI - https://cirrus-ci.org/guide/writing-tasks/#environment-variables
-    readCommitEnvVar('CIRRUS_CHANGE_IN_REPO') ||
-    // Codefresh - https://codefresh.io/docs/docs/codefresh-yaml/variables/
-    readCommitEnvVar('CF_REVISION') ||
-    // Codemagic - https://docs.codemagic.io/yaml-basic-configuration/environment-variables/
-    readCommitEnvVar('CM_COMMIT') ||
-    // Cloudflare Pages - https://developers.cloudflare.com/pages/platform/build-configuration/#environment-variables
-    readCommitEnvVar('CF_PAGES_COMMIT_SHA') ||
-    // Drone - https://docs.drone.io/pipeline/environment/reference/
-    readCommitEnvVar('DRONE_COMMIT_SHA') ||
-    // Flightcontrol - https://www.flightcontrol.dev/docs/guides/flightcontrol/environment-variables#built-in-environment-variables
-    readCommitEnvVar('FC_GIT_COMMIT_SHA') ||
-    // Heroku #1 https://devcenter.heroku.com/articles/heroku-ci
-    readCommitEnvVar('HEROKU_TEST_RUN_COMMIT_VERSION') ||
-    // Heroku #2 https://devcenter.heroku.com/articles/dyno-metadata#dyno-metadata
-    readCommitEnvVar('HEROKU_BUILD_COMMIT') ||
-    // Heroku #3 (deprecated by Heroku, kept for backward compatibility)
-    readCommitEnvVar('HEROKU_SLUG_COMMIT') ||
-    // Railway - https://docs.railway.app/reference/variables#git-variables
-    readCommitEnvVar('RAILWAY_GIT_COMMIT_SHA') ||
-    // Render - https://render.com/docs/environment-variables
-    readCommitEnvVar('RENDER_GIT_COMMIT') ||
-    // Semaphore CI - https://docs.semaphoreci.com/ci-cd-environment/environment-variables
-    readCommitEnvVar('SEMAPHORE_GIT_SHA') ||
-    // TravisCI - https://docs.travis-ci.com/user/environment-variables/#default-environment-variables
-    readCommitEnvVar('TRAVIS_PULL_REQUEST_SHA') ||
-    // Vercel - https://vercel.com/docs/v2/build-step#system-environment-variables
-    readCommitEnvVar('VERCEL_GIT_COMMIT_SHA') ||
-    readCommitEnvVar('VERCEL_GITHUB_COMMIT_SHA') ||
-    readCommitEnvVar('VERCEL_GITLAB_COMMIT_SHA') ||
-    readCommitEnvVar('VERCEL_BITBUCKET_COMMIT_SHA') ||
-    // Zeit (now known as Vercel)
-    readCommitEnvVar('ZEIT_GITHUB_COMMIT_SHA') ||
-    readCommitEnvVar('ZEIT_GITLAB_COMMIT_SHA') ||
-    readCommitEnvVar('ZEIT_BITBUCKET_COMMIT_SHA');
-
-  const possibleReleaseNameOfCiProvidersWithGenericEnvVar = (): string | undefined =>
-    // CloudBees CodeShip - https://docs.cloudbees.com/docs/cloudbees-codeship/latest/pro-builds-and-configuration/environment-variables
-    readCommitEnvVar('CI_COMMIT_ID') ||
-    // Coolify - https://coolify.io/docs/knowledge-base/environment-variables
-    readCommitEnvVar('SOURCE_COMMIT') ||
-    // Heroku #3 https://devcenter.heroku.com/changelog-items/630
-    readCommitEnvVar('SOURCE_VERSION') ||
-    // Jenkins - https://plugins.jenkins.io/git/#environment-variables
-    readCommitEnvVar('GIT_COMMIT') ||
-    // Netlify - https://docs.netlify.com/configure-builds/environment-variables/#build-metadata
-    readCommitEnvVar('COMMIT_REF') ||
-    // TeamCity - https://www.jetbrains.com/help/teamcity/predefined-build-parameters.html
-    readCommitEnvVar('BUILD_VCS_NUMBER');
-  // Woodpecker CI (https://woodpecker-ci.org/docs/usage/environment) sets CI_COMMIT_SHA, which the
-  // GitLab check above already reads.
-
-  return (
-    possibleReleaseNameOfGitProvider() ||
-    possibleReleaseNameOfCiProvidersWithSpecificEnvVar() ||
-    possibleReleaseNameOfCiProvidersWithGenericEnvVar() ||
-    fallback
-  );
-}
-
-/**
- * Reads an environment variable that should hold a commit SHA. A value that is the variable's own
- * name, such as `VERCEL_GIT_COMMIT_SHA=VERCEL_GIT_COMMIT_SHA`, is ignored: it never changes, so as
- * a release name it would put every build into one release.
- */
-function readCommitEnvVar(name: string): string | undefined {
-  const value = process.env[name];
-  if (value?.trim() === name) {
-    consoleSandbox(() => {
-      // eslint-disable-next-line no-console
-      console.warn(
-        `[Sentry] Ignoring the ${name} environment variable as a release name, because its value is its own name. Set the release explicitly, or fix the variable in your build environment.`,
-      );
-    });
-    return undefined;
-  }
-  return value;
+  return getReleaseFromCommitEnv() || fallback;
 }
 
 /** Node.js stack parser */
diff --git a/packages/vercel-edge/src/sdk.ts b/packages/vercel-edge/src/sdk.ts
index bc2d74822d65..47522657a510 100644
--- a/packages/vercel-edge/src/sdk.ts
+++ b/packages/vercel-edge/src/sdk.ts
@@ -3,7 +3,6 @@ import type { Client, Integration } from '@sentry/core';
 import {
   _INTERNAL_warnIfClientIsActive,
   consoleIntegration,
-  consoleSandbox,
   conversationIdIntegration,
   createStackParser,
   debug,
@@ -18,7 +17,7 @@ import {
   requestDataIntegration,
   stackParserFromStackParserOptions,
 } from '@sentry/core';
-import { nodeStackLineParser } from '@sentry/core/server';
+import { _INTERNAL_getReleaseFromCommitEnv as getReleaseFromCommitEnv, nodeStackLineParser } from '@sentry/core/server';
 import {
   SentryPropagator,
   SentryTracerProvider,
@@ -140,7 +139,6 @@ function setupOpenTelemetryLogger(): void {
 /**
  * Returns a release dynamically from environment variables.
  */
-// eslint-disable-next-line complexity
 export function getSentryRelease(fallback?: string): string | undefined {
   // Always read first as Sentry takes this as precedence
   if (process.env.SENTRY_RELEASE) {
@@ -152,118 +150,7 @@ export function getSentryRelease(fallback?: string): string | undefined {
     return GLOBAL_OBJ.SENTRY_RELEASE.id;
   }
 
-  // This list is in approximate alpha order, separated into 3 categories:
-  // 1. Git providers
-  // 2. CI providers with specific environment variables (has the provider name in the variable name)
-  // 3. CI providers with generic environment variables (checked for last to prevent possible false positives)
-  // Each group is only read if the earlier ones found nothing, so a placeholder value is only
-  // warned about when it would otherwise have become the release.
-
-  const possibleReleaseNameOfGitProvider = (): string | undefined =>
-    // GitHub Actions - https://help.github.com/en/actions/configuring-and-managing-workflows/using-environment-variables#default-environment-variables
-    readCommitEnvVar('GITHUB_SHA') ||
-    // GitLab CI - https://docs.gitlab.com/ee/ci/variables/predefined_variables.html
-    readCommitEnvVar('CI_MERGE_REQUEST_SOURCE_BRANCH_SHA') ||
-    readCommitEnvVar('CI_BUILD_REF') ||
-    readCommitEnvVar('CI_COMMIT_SHA') ||
-    // Bitbucket - https://support.atlassian.com/bitbucket-cloud/docs/variables-and-secrets/
-    readCommitEnvVar('BITBUCKET_COMMIT');
-
-  const possibleReleaseNameOfCiProvidersWithSpecificEnvVar = (): string | undefined =>
-    // AppVeyor - https://www.appveyor.com/docs/environment-variables/
-    readCommitEnvVar('APPVEYOR_PULL_REQUEST_HEAD_COMMIT') ||
-    readCommitEnvVar('APPVEYOR_REPO_COMMIT') ||
-    // AWS CodeBuild - https://docs.aws.amazon.com/codebuild/latest/userguide/build-env-ref-env-vars.html
-    readCommitEnvVar('CODEBUILD_RESOLVED_SOURCE_VERSION') ||
-    // AWS Amplify - https://docs.aws.amazon.com/amplify/latest/userguide/environment-variables.html
-    readCommitEnvVar('AWS_COMMIT_ID') ||
-    // Azure Pipelines - https://docs.microsoft.com/en-us/azure/devops/pipelines/build/variables?view=azure-devops&tabs=yaml
-    readCommitEnvVar('BUILD_SOURCEVERSION') ||
-    // Bitrise - https://devcenter.bitrise.io/builds/available-environment-variables/
-    readCommitEnvVar('GIT_CLONE_COMMIT_HASH') ||
-    // Buddy CI - https://buddy.works/docs/pipelines/environment-variables#default-environment-variables
-    readCommitEnvVar('BUDDY_EXECUTION_REVISION') ||
-    // Builtkite - https://buildkite.com/docs/pipelines/environment-variables
-    readCommitEnvVar('BUILDKITE_COMMIT') ||
-    // CircleCI - https://circleci.com/docs/variables/
-    readCommitEnvVar('CIRCLE_SHA1') ||
-    // Cirrus CI - https://cirrus-ci.org/guide/writing-tasks/#environment-variables
-    readCommitEnvVar('CIRRUS_CHANGE_IN_REPO') ||
-    // Codefresh - https://codefresh.io/docs/docs/codefresh-yaml/variables/
-    readCommitEnvVar('CF_REVISION') ||
-    // Codemagic - https://docs.codemagic.io/yaml-basic-configuration/environment-variables/
-    readCommitEnvVar('CM_COMMIT') ||
-    // Cloudflare Pages - https://developers.cloudflare.com/pages/platform/build-configuration/#environment-variables
-    readCommitEnvVar('CF_PAGES_COMMIT_SHA') ||
-    // Drone - https://docs.drone.io/pipeline/environment/reference/
-    readCommitEnvVar('DRONE_COMMIT_SHA') ||
-    // Flightcontrol - https://www.flightcontrol.dev/docs/guides/flightcontrol/environment-variables#built-in-environment-variables
-    readCommitEnvVar('FC_GIT_COMMIT_SHA') ||
-    // Heroku #1 https://devcenter.heroku.com/articles/heroku-ci
-    readCommitEnvVar('HEROKU_TEST_RUN_COMMIT_VERSION') ||
-    // Heroku #2 https://devcenter.heroku.com/articles/dyno-metadata#dyno-metadata
-    readCommitEnvVar('HEROKU_BUILD_COMMIT') ||
-    // Heroku #3 (deprecated by Heroku, kept for backward compatibility)
-    readCommitEnvVar('HEROKU_SLUG_COMMIT') ||
-    // Railway - https://docs.railway.app/reference/variables#git-variables
-    readCommitEnvVar('RAILWAY_GIT_COMMIT_SHA') ||
-    // Render - https://render.com/docs/environment-variables
-    readCommitEnvVar('RENDER_GIT_COMMIT') ||
-    // Semaphore CI - https://docs.semaphoreci.com/ci-cd-environment/environment-variables
-    readCommitEnvVar('SEMAPHORE_GIT_SHA') ||
-    // TravisCI - https://docs.travis-ci.com/user/environment-variables/#default-environment-variables
-    readCommitEnvVar('TRAVIS_PULL_REQUEST_SHA') ||
-    // Vercel - https://vercel.com/docs/v2/build-step#system-environment-variables
-    readCommitEnvVar('VERCEL_GIT_COMMIT_SHA') ||
-    readCommitEnvVar('VERCEL_GITHUB_COMMIT_SHA') ||
-    readCommitEnvVar('VERCEL_GITLAB_COMMIT_SHA') ||
-    readCommitEnvVar('VERCEL_BITBUCKET_COMMIT_SHA') ||
-    // Zeit (now known as Vercel)
-    readCommitEnvVar('ZEIT_GITHUB_COMMIT_SHA') ||
-    readCommitEnvVar('ZEIT_GITLAB_COMMIT_SHA') ||
-    readCommitEnvVar('ZEIT_BITBUCKET_COMMIT_SHA');
-
-  const possibleReleaseNameOfCiProvidersWithGenericEnvVar = (): string | undefined =>
-    // CloudBees CodeShip - https://docs.cloudbees.com/docs/cloudbees-codeship/latest/pro-builds-and-configuration/environment-variables
-    readCommitEnvVar('CI_COMMIT_ID') ||
-    // Coolify - https://coolify.io/docs/knowledge-base/environment-variables
-    readCommitEnvVar('SOURCE_COMMIT') ||
-    // Heroku #3 https://devcenter.heroku.com/changelog-items/630
-    readCommitEnvVar('SOURCE_VERSION') ||
-    // Jenkins - https://plugins.jenkins.io/git/#environment-variables
-    readCommitEnvVar('GIT_COMMIT') ||
-    // Netlify - https://docs.netlify.com/configure-builds/environment-variables/#build-metadata
-    readCommitEnvVar('COMMIT_REF') ||
-    // TeamCity - https://www.jetbrains.com/help/teamcity/predefined-build-parameters.html
-    readCommitEnvVar('BUILD_VCS_NUMBER');
-  // Woodpecker CI (https://woodpecker-ci.org/docs/usage/environment) sets CI_COMMIT_SHA, which the
-  // GitLab check above already reads.
-
-  return (
-    possibleReleaseNameOfGitProvider() ||
-    possibleReleaseNameOfCiProvidersWithSpecificEnvVar() ||
-    possibleReleaseNameOfCiProvidersWithGenericEnvVar() ||
-    fallback
-  );
-}
-
-/**
- * Reads an environment variable that should hold a commit SHA. A value that is the variable's own
- * name, such as `VERCEL_GIT_COMMIT_SHA=VERCEL_GIT_COMMIT_SHA`, is ignored: it never changes, so as
- * a release name it would put every build into one release.
- */
-function readCommitEnvVar(name: string): string | undefined {
-  const value = process.env[name];
-  if (value?.trim() === name) {
-    consoleSandbox(() => {
-      // eslint-disable-next-line no-console
-      console.warn(
-        `[Sentry] Ignoring the ${name} environment variable as a release name, because its value is its own name. Set the release explicitly, or fix the variable in your build environment.`,
-      );
-    });
-    return undefined;
-  }
-  return value;
+  return getReleaseFromCommitEnv() || fallback;
 }
 
 function getTraceLifecycleFromEnv(envVar: string | undefined): 'static' | 'stream' | undefined {