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fix: upgrade Next.js to 16.2.6 for security vulnerabilities#92

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oioki merged 1 commit intomainfrom
fix/nextjs-security-upgrade
May 8, 2026
Merged

fix: upgrade Next.js to 16.2.6 for security vulnerabilities#92
oioki merged 1 commit intomainfrom
fix/nextjs-security-upgrade

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@sergical
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@sergical sergical commented May 7, 2026

Summary

  • Upgrades next from ^16.2.4 to ^16.2.6 to address 13 critical/high-severity CVEs disclosed on 2026-05-06
  • Updates pnpm-lock.yaml accordingly

CVEs Addressed

Advisory Severity Description
GHSA-26hh-7cqf-hhc6 High Middleware bypass via segment-prefetch (requires 16.2.6)
GHSA-492v-c6pp-mqqv High Middleware bypass via dynamic route injection
GHSA-c4j6-fc7j-m34r High SSRF via WebSocket upgrades
GHSA-8h8q-6873-q5fj High DoS with Server Components
GHSA-mg66-mrh9-m8jx High DoS via Cache Components
CVE-2026-23870 High React Server Components DoS

See full disclosure: https://developers.cloudflare.com/changelog/post/2026-05-06-react-nextjs-vulnerabilities/

Test plan

  • Verify the app builds successfully on Vercel preview deployment
  • Smoke test the changelog pages load correctly
  • Confirm middleware-protected routes still function as expected

🤖 Generated with Claude Code

Addresses 13 CVEs disclosed 2026-05-06 including:
- GHSA-26hh-7cqf-hhc6 (High): Middleware bypass via segment-prefetch
- GHSA-492v-c6pp-mqqv (High): Middleware bypass via dynamic route injection
- GHSA-c4j6-fc7j-m34r (High): SSRF via WebSocket upgrades
- GHSA-8h8q-6873-q5fj (High): DoS with Server Components
- GHSA-mg66-mrh9-m8jx (High): DoS via Cache Components
- CVE-2026-23870 (High): React Server Components DoS

See: https://developers.cloudflare.com/changelog/post/2026-05-06-react-nextjs-vulnerabilities/

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
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vercel Bot commented May 7, 2026

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Project Deployment Actions Updated (UTC)
sentry-changelog Ready Ready Preview, Comment May 7, 2026 10:33pm

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@oioki oioki merged commit 21e14ac into main May 8, 2026
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@oioki oioki deleted the fix/nextjs-security-upgrade branch May 8, 2026 07:14
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2 participants