# Next.js v15.5.13 — Release & Upgrade Intelligence
- **Product:** Next.js (https://nextjs.org)
- **Version:** v15.5.13
- **Released:** Mar 16, 2026
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/nextjs/updates/v15.5.13/

## Executive Summary (TL;DR)
Next.js v15.5.13. Source highlight: This release is backporting bug fixes. It does **not** include all pending features/changes on canary.

## Bug Fixes
- fix: patch http-proxy to prevent request smuggling in rewrites (See: CVE-2026-29057)

## Upgrade Command
```bash
npm install --save-exact next@15.5.13
```