# Next.js security incidents · pwn.watch

> Security incidents tagged Next.js (vendor, product, platform or attack type).

Page: https://pwn.watch/t/nextjs · generated 2026-10-22T18:38:01.102Z

## Status (as of 2026-10-22)
- Incidents: 5 (1 live, 0 live and not fully patched, 5 patched)
- Days without a Next.js security incident: 8
- Newest incident started: 2026-10-14

## Feeds
- JSON (incidents + changes + posts): https://pwn.watch/t/nextjs.json
- RSS (one item per incident, bumped on each update): https://pwn.watch/t/nextjs/feed.xml
- This file: https://pwn.watch/t/nextjs/llms.txt
- Whole site: https://pwn.watch/llms.txt · all tags: https://pwn.watch/tags.json

## Incidents (newest first by start date)
- [Next.js out-of-band release fixes two unauthenticated RCEs (SVG image optimization CVE-2026-96889, use cache)](https://pwn.watch/i/nextjs-october-2026-rce-security-release) ([json](https://pwn.watch/i/nextjs-october-2026-rce-security-release.json)): critical, live, patched, started 2026-10-14, CVE-2026-96889
- [Next.js / React Server Components May 2026 security release](https://pwn.watch/i/nextjs-react-may-2026-security-release) ([json](https://pwn.watch/i/nextjs-react-may-2026-security-release.json)): high, closed, patched, started 2026-05-06, CVE-2026-23870
- [React Server Components DoS CVE-2026-23869 (April Next.js advisory)](https://pwn.watch/i/react-rsc-dos-cve-2026-23869-april) ([json](https://pwn.watch/i/react-rsc-dos-cve-2026-23869-april.json)): high, closed, patched, started 2026-04-08, CVE-2026-23869
- [React2Shell: CVSS 10 unauthenticated RCE in React Server Components and Next.js](https://pwn.watch/i/react2shell-react-server-components-cve-2025-55182) ([json](https://pwn.watch/i/react2shell-react-server-components-cve-2025-55182.json)): critical, closed, patched, started 2025-12-03, CVE-2025-55182
- [Next.js middleware authorization bypass via x-middleware-subrequest (CVE-2025-29927)](https://pwn.watch/i/nextjs-middleware-auth-bypass-cve-2025-29927) ([json](https://pwn.watch/i/nextjs-middleware-auth-bypass-cve-2025-29927.json)): critical, closed, patched, started 2025-03-21, CVE-2025-29927