diff --git a/user/yarn.lock b/user/yarn.lock
index 7d4fc0f..52656c6 100644
--- a/user/yarn.lock
+++ b/user/yarn.lock
@@ -1731,8 +1731,9 @@ browserslist@^4.0.0, browserslist@^4.3.4, browserslist@^4.5.4, browserslist@^4.6
     node-releases "^1.1.23"
 
 buffer-from@^1.0.0:
-  version "1.0.0"
-  resolved "http://registry.npm.taobao.org/buffer-from/download/buffer-from-1.0.0.tgz#4cb8832d23612589b0406e9e2956c17f06fdf531"
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/buffer-from/-/buffer-from-1.1.2.tgz#2b146a6fd72e80b4f55d255f35ed59a3a9a41bd5"
+  integrity sha512-E+XQCRwSbaaiChtv6k6Dwgc+bx+Bs6vuKJHHl5kox/BaKbhiXzqQOwK4cO22yElGp2OCmjwVhT3HmxgyPGnJfQ==
 
 buffer-indexof@^1.0.0:
   version "1.1.1"
@@ -2162,14 +2163,14 @@ combined-stream@^1.0.6, combined-stream@~1.0.6:
   dependencies:
     delayed-stream "~1.0.0"
 
-commander@2.15.x, commander@^2.12.1, commander@~2.15.0:
+commander@2.15.x, commander@~2.15.0:
   version "2.15.1"
   resolved "http://registry.npm.taobao.org/commander/download/commander-2.15.1.tgz#df46e867d0fc2aec66a34662b406a9ccafff5b0f"
 
-commander@^2.18.0, commander@^2.19.0:
-  version "2.20.0"
-  resolved "https://registry.npm.taobao.org/commander/download/commander-2.20.0.tgz#d58bb2b5c1ee8f87b0d340027e9e94e222c5a422"
-  integrity sha1-1YuytcHuj4ew00ACfp6U4iLFpCI=
+commander@^2.12.1, commander@^2.18.0, commander@^2.20.0:
+  version "2.20.3"
+  resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.3.tgz#fd485e84c03eb4881c20722ba48035e8531aeb33"
+  integrity sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==
 
 common-tags@^1.4.0:
   version "1.7.2"
@@ -6830,10 +6831,10 @@ source-map-resolve@^0.5.0:
     source-map-url "^0.4.0"
     urix "^0.1.0"
 
-source-map-support@~0.5.10:
-  version "0.5.12"
-  resolved "https://registry.npm.taobao.org/source-map-support/download/source-map-support-0.5.12.tgz?cache=0&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fsource-map-support%2Fdownload%2Fsource-map-support-0.5.12.tgz#b4f3b10d51857a5af0138d3ce8003b201613d599"
-  integrity sha1-tPOxDVGFelrwE4086AA7IBYT1Zk=
+source-map-support@~0.5.12:
+  version "0.5.21"
+  resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.21.tgz#04fe7c7f9e1ed2d662233c28cb2b35b9f63f6e4f"
+  integrity sha512-uBHU3L3czsIyYXKX88fdrGovxdSCoTGDRZ6SYXtSRxLZUzHg5P/66Ht6uoUlHu9EZod+inXhKo3qQgwXUT/y1w==
   dependencies:
     buffer-from "^1.0.0"
     source-map "^0.6.0"
@@ -7183,13 +7184,13 @@ terser-webpack-plugin@^1.1.0, terser-webpack-plugin@^1.2.3:
     worker-farm "^1.7.0"
 
 terser@^4.0.0:
-  version "4.0.0"
-  resolved "https://registry.npm.taobao.org/terser/download/terser-4.0.0.tgz#ef356f6f359a963e2cc675517f21c1c382877374"
-  integrity sha1-7zVvbzWalj4sxnVRfyHBw4KHc3Q=
+  version "4.8.1"
+  resolved "https://registry.yarnpkg.com/terser/-/terser-4.8.1.tgz#a00e5634562de2239fd404c649051bf6fc21144f"
+  integrity sha512-4GnLC0x667eJG0ewJTa6z/yXrbLGv80D9Ru6HIpCQmO+Q4PfEtBFi0ObSckqwL6VyQv/7ENJieXHo2ANmdQwgw==
   dependencies:
-    commander "^2.19.0"
+    commander "^2.20.0"
     source-map "~0.6.1"
-    source-map-support "~0.5.10"
+    source-map-support "~0.5.12"
 
 thenify-all@^1.0.0:
   version "1.6.0"