diff --git a/CHANGELOG.md b/CHANGELOG.md
index 86e3feaeee63..271a6859351a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,22 @@
+<a name="20.3.42"></a>
+
+# 20.3.42 (2026-10-28)
+
+### @angular-devkit/build-angular
+
+| Commit                                                                                               | Type | Description                                |
+| ---------------------------------------------------------------------------------------------------- | ---- | ------------------------------------------ |
+| [d6ce6ec214](https://github.com/angular/angular-cli/commit/d6ce6ec214ae35a91bdc6c03fc5697f0a69c10bc) | fix  | bump undici to 7.30.1                      |
+| [892f3ccdfc](https://github.com/angular/angular-cli/commit/892f3ccdfc4dbe0c65ef70760d9018e14e174e41) | fix  | update `webpack-dev-middleware` to `7.4.6` |
+
+### @angular/build
+
+| Commit                                                                                               | Type | Description                    |
+| ---------------------------------------------------------------------------------------------------- | ---- | ------------------------------ |
+| [223891de4c](https://github.com/angular/angular-cli/commit/223891de4c43315fe0d863e1ffacf7395a30abc7) | fix  | escape prerender redirect URLs |
+
+<!-- CHANGELOG SPLIT MARKER -->
+
 <a name="20.3.41"></a>
 
 # 20.3.41 (2026-10-22)
diff --git a/package.json b/package.json
index 6380653a120b..da9624d65f95 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@angular/devkit-repo",
-  "version": "20.3.41",
+  "version": "20.3.42",
   "private": true,
   "description": "Software Development Kit for Angular",
   "keywords": [