diff --git a/packages/dev-middleware/package.json b/packages/dev-middleware/package.json
index 94d8fcfc6c4f..3d33fdbc3473 100644
--- a/packages/dev-middleware/package.json
+++ b/packages/dev-middleware/package.json
@@ -40,7 +40,7 @@
   },
   "devDependencies": {
     "selfsigned": "^2.4.1",
-    "undici": "^6.24.0",
+    "undici": "^6.27.0",
     "wait-for-expect": "^3.0.2"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 305e0c9812e4..3b7b16d24fdf 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3368,7 +3368,7 @@ __metadata:
     open: "npm:^7.0.3"
     selfsigned: "npm:^2.4.1"
     serve-static: "npm:^1.16.2"
-    undici: "npm:^6.24.0"
+    undici: "npm:^6.27.0"
     wait-for-expect: "npm:^3.0.2"
     ws: "npm:^6.2.3"
   languageName: unknown
@@ -13545,10 +13545,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"undici@npm:^6.24.0":
-  version: 6.24.1
-  resolution: "undici@npm:6.24.1"
-  checksum: 10c0/53fdbaa357139a2c12deed34f67d67fc6ad269630ba85a1507e7717f53ad2d3a02c95fbd17d3ab321e34c60b6f0a716cdc2f7e2eca1e07178702dc89cc3a73c4
+"undici@npm:^6.27.0":
+  version: 6.27.0
+  resolution: "undici@npm:6.27.0"
+  checksum: 10c0/f88c3dae3957dbf9d93cb481440aced317bd3c4941b5914fea5efba516d51138988cdb5c76006f0bb1337e41d56c3443351055d492e73af2428521c37ba2a76f
   languageName: node
   linkType: hard