diff --git a/momogo-api/src/main/java/com/momogo/api/auth/config/SecurityConfig.java b/momogo-api/src/main/java/com/momogo/api/auth/config/SecurityConfig.java
index 10a4139..d8380b6 100644
--- a/momogo-api/src/main/java/com/momogo/api/auth/config/SecurityConfig.java
+++ b/momogo-api/src/main/java/com/momogo/api/auth/config/SecurityConfig.java
@@ -101,6 +101,9 @@ public SecurityFilterChain filterChain(
                         // 소셜 로그인 관련
                         .requestMatchers("/oauth2/**", "/login/oauth2/**").permitAll()
 
+                        // 프로필 등 업로드 이미지 조회 (민감정보 아니므로 인증 없이 공개)
+                        .requestMatchers(HttpMethod.GET, "/uploads/**").permitAll()
+
                         .requestMatchers("/api/**").authenticated()
                         .anyRequest().authenticated()
                 )
diff --git a/momogo-api/src/main/java/com/momogo/api/common/exception/GlobalExceptionHandler.java b/momogo-api/src/main/java/com/momogo/api/common/exception/GlobalExceptionHandler.java
index 3b6ef4a..26a5eaf 100644
--- a/momogo-api/src/main/java/com/momogo/api/common/exception/GlobalExceptionHandler.java
+++ b/momogo-api/src/main/java/com/momogo/api/common/exception/GlobalExceptionHandler.java
@@ -20,6 +20,7 @@
 import org.springframework.web.bind.annotation.ExceptionHandler;
 import org.springframework.web.bind.annotation.RestControllerAdvice;
 import org.springframework.web.method.annotation.MethodArgumentTypeMismatchException;
+import org.springframework.web.multipart.MaxUploadSizeExceededException;
 
 @Slf4j
 @RestControllerAdvice
@@ -63,6 +64,15 @@ public ResponseEntity<ErrorResponse> handleDataIntegrityViolation(DataIntegrityV
             .body(ErrorResponse.of(code, code.getMessage(), request.getRequestURI()));
     }
 
+    @ExceptionHandler(MaxUploadSizeExceededException.class)
+    public ResponseEntity<ErrorResponse> handleMaxUploadSizeExceeded(MaxUploadSizeExceededException e, HttpServletRequest request) {
+        ErrorCode code = GlobalErrorCode.FILE_UPLOAD_FAILED;
+        log.warn("업로드 파일 용량 초과 : path={}", request.getRequestURI());
+
+        ErrorResponse response = ErrorResponse.of(code, "업로드 가능한 파일 용량(10MB)을 초과했습니다.", request.getRequestURI());
+        return ResponseEntity.status(code.getHttpStatus()).body(response);
+    }
+
     @ExceptionHandler(MethodArgumentNotValidException.class)
     public ResponseEntity<ErrorResponse> handleValidationException(MethodArgumentNotValidException e, HttpServletRequest request) {
         ErrorCode code = GlobalErrorCode.INVALID_INPUT;
diff --git a/momogo-api/src/main/resources/application.yaml b/momogo-api/src/main/resources/application.yaml
index b3f0a2e..aea3cc5 100644
--- a/momogo-api/src/main/resources/application.yaml
+++ b/momogo-api/src/main/resources/application.yaml
@@ -4,6 +4,10 @@ spring:
       enabled: true
   application:
     name: momogo-api
+  servlet:
+    multipart:
+      max-file-size: 10MB
+      max-request-size: 10MB
   profiles:
     active: dev # 기본 활성화 프로필
     group:
diff --git a/momogo-frontend/src/pages/DashboardPage.tsx b/momogo-frontend/src/pages/DashboardPage.tsx
index 99bba89..97aab50 100644
--- a/momogo-frontend/src/pages/DashboardPage.tsx
+++ b/momogo-frontend/src/pages/DashboardPage.tsx
@@ -1806,6 +1806,9 @@ const styles: Record<string, React.CSSProperties> = {
     marginTop: '0.25rem',
   },
   headerActions: {
+    display: 'flex',
+    alignItems: 'center',
+    gap: '1rem',
     position: 'relative',
   },
   notiTriggerBtn: {
@@ -1828,6 +1831,66 @@ const styles: Record<string, React.CSSProperties> = {
     alignItems: 'center',
     justifyContent: 'center',
   },
+  userHeaderWidget: {
+    display: 'flex',
+    alignItems: 'center',
+    gap: '0.625rem',
+    padding: '0.4rem 0.75rem',
+    borderRadius: '24px',
+    backgroundColor: '#ffffff',
+    border: '1px solid #eaecf0',
+    cursor: 'pointer',
+    boxShadow: '0 1px 3px rgba(16, 24, 40, 0.05)',
+  },
+  headerAvatar: {
+    width: '32px',
+    height: '32px',
+    borderRadius: '50%',
+    objectFit: 'cover',
+    border: '1px solid #eaecf0',
+  },
+  headerUserName: {
+    fontWeight: 600,
+    fontSize: '0.875rem',
+    color: '#1d2939',
+  },
+  userMenuPopover: {
+    position: 'absolute',
+    top: 'calc(100% + 8px)',
+    right: 0,
+    width: '240px',
+    padding: '12px',
+    borderRadius: '12px',
+    backgroundColor: '#ffffff',
+    boxShadow: '0 10px 25px rgba(0, 0, 0, 0.1)',
+    zIndex: 1000,
+    border: '1px solid #eaecf0',
+  },
+  userMenuHeader: {
+    display: 'flex',
+    alignItems: 'center',
+    gap: '10px',
+    paddingBottom: '8px',
+  },
+  menuAvatar: {
+    width: '40px',
+    height: '40px',
+    borderRadius: '50%',
+    objectFit: 'cover',
+    border: '1px solid #eaecf0',
+  },
+  popoverItemBtn: {
+    width: '100%',
+    padding: '8px 10px',
+    borderRadius: '6px',
+    border: 'none',
+    backgroundColor: 'transparent',
+    textAlign: 'left',
+    fontSize: '0.85rem',
+    fontWeight: 600,
+    color: '#344054',
+    cursor: 'pointer',
+  },
   notiPopover: {
     position: 'absolute',
     top: '5rem',