Release v7.18.3 (#15424)

Co-authored-by: Remix Run Bot <hello@remix.run>

Author: ryanflorence

CHANGELOG.md

@@ -13,6 +13,7 @@ We manage release notes in this file instead of the paginated Github Releases Pa
   <summary>Table of Contents</summary>
 
 - [React Router Releases](#react-router-releases)
+  - [v7.18.3](#v7183)
   - [v7.18.2](#v7182)
   - [v7.18.1](#v7181)
   - [v7.18.0](#v7180)
@@ -181,6 +182,19 @@ We manage release notes in this file instead of the paginated Github Releases Pa
 
 </details>
 
+## v7.18.3
+
+Date: 2026-08-27
+
+### Patch Changes
+
+- `react-router` - Improve route matching performance for long paths ([#15423](https://github.com/remix-run/react-router/pull/15423))
+- `react-router` - Improve validation of action request origins ([#15420](https://github.com/remix-run/react-router/pull/15420))
+- `react-router` - Add additional URL validation on client side navigations/redirects ([#15446](https://github.com/remix-run/react-router/pull/15446))
+- `@react-router/node` - fix: Prevent client disconnects during streaming from crashing the Node process ([#15437](https://github.com/remix-run/react-router/pull/15437))
+
+**Full Changelog**: [`v7.18.2...v7.18.3`](https://github.com/remix-run/react-router/compare/react-router@7.18.2...react-router@7.18.3)
+
 ## v7.18.2
 
 Date: 2026-07-28

packages/create-react-router/CHANGELOG.md

@@ -1,5 +1,11 @@
 # `create-react-router`
 
+## v7.18.3
+
+### Patch Changes
+
+- _No changes_
+
 ## v7.18.2
 
 ### Patch Changes

packages/create-react-router/package.json

@@ -1,6 +1,6 @@
 {
   "name": "create-react-router",
-  "version": "7.18.2",
+  "version": "7.18.3",
   "description": "Create a new React Router app",
   "homepage": "https://reactrouter.com",
   "bugs": {

packages/react-router-architect/CHANGELOG.md

@@ -1,5 +1,13 @@
 # `@react-router/architect`
 
+## v7.18.3
+
+### Patch Changes
+
+- Updated dependencies:
+  - [`react-router@7.18.3`](https://github.com/remix-run/react-router/releases/tag/react-router@7.18.3)
+  - [`@react-router/node@7.18.3`](https://github.com/remix-run/react-router/releases/tag/@react-router/node@7.18.3)
+
 ## v7.18.2
 
 ### Patch Changes

packages/react-router-architect/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-router/architect",
-  "version": "7.18.2",
+  "version": "7.18.3",
   "description": "Architect server request handler for React Router",
   "bugs": {
     "url": "https://github.com/remix-run/react-router/issues"

packages/react-router-cloudflare/CHANGELOG.md

@@ -1,5 +1,12 @@
 # `@react-router/cloudflare`
 
+## v7.18.3
+
+### Patch Changes
+
+- Updated dependencies:
+  - [`react-router@7.18.3`](https://github.com/remix-run/react-router/releases/tag/react-router@7.18.3)
+
 ## v7.18.2
 
 ### Patch Changes

packages/react-router-cloudflare/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-router/cloudflare",
-  "version": "7.18.2",
+  "version": "7.18.3",
   "description": "Cloudflare platform abstractions for React Router",
   "bugs": {
     "url": "https://github.com/remix-run/react-router/issues"

packages/react-router-dev/CHANGELOG.md

@@ -1,5 +1,14 @@
 # `@react-router/dev`
 
+## v7.18.3
+
+### Patch Changes
+
+- Updated dependencies:
+  - [`react-router@7.18.3`](https://github.com/remix-run/react-router/releases/tag/react-router@7.18.3)
+  - [`@react-router/node@7.18.3`](https://github.com/remix-run/react-router/releases/tag/@react-router/node@7.18.3)
+  - [`@react-router/serve@7.18.3`](https://github.com/remix-run/react-router/releases/tag/@react-router/serve@7.18.3)
+
 ## v7.18.2
 
 ### Patch Changes

packages/react-router-dev/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@react-router/dev",
-  "version": "7.18.2",
+  "version": "7.18.3",
   "description": "Dev tools and CLI for React Router",
   "homepage": "https://reactrouter.com",
   "bugs": {

packages/react-router-dom/CHANGELOG.md

@@ -1,5 +1,12 @@
 # react-router-dom
 
+## v7.18.3
+
+### Patch Changes
+
+- Updated dependencies:
+  - [`react-router@7.18.3`](https://github.com/remix-run/react-router/releases/tag/react-router@7.18.3)
+
 ## v7.18.2
 
 ### Patch Changes