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Upgrade Next.js to 15.5.27 (critical RCE advisories) - #175
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next and eslint-config-next pinned to 15.5.27 (was next ^15.1.6 locked at 15.5.20). Fixes GHSA-2xp9-vwfh-vxw4 (Image Optimization RCE); the image optimizer here accepts any https host. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
ThreatCrush Security Scan11 finding(s) MEDIUM: 9 | LOW: 2
Snippets are redacted; ThreatCrush never prints matched credential material. |
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nextandeslint-config-nextto 15.5.27 inapps/web(wasnext ^15.1.6, locked at 15.5.20). Stays on Next 15. Nothing else changes: the bun.lock diff is only next, eslint-config-next, @next/env, @next/eslint-plugin-next and the @next/swc-* binaries.Advisories addressed:
images.remotePatternsallows any https host, so/_next/imagefetches arbitrary URLs.Verified locally:
bun install --frozen-lockfile,bun run typecheck,bun run test(38 files, 192 tests),bun run build(Next.js 15.5.27)bun --bun next start, local file DB, migrate + seeds; media daemon not started):/,/leaderboard,/rss.xml,/robots.txt,/sitemap.xml,/opengraph-imageall 200, same as live; OG image is a PNG; same page title as live/_next/image?url=<unsplash>&w=256200 image/jpeg, identical byte size to live; invalid width 400 like live🤖 Generated with Claude Code