build(deps): bump next to 15.5.21 and patch vulnerable transitives - #69
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Resolves all 19 open Dependabot alerts: - next 15.5.18 -> 15.5.21 (closes 16 alerts: SSRF in rewrites via attacker-controlled destination hostname, SSRF in Server Actions on custom servers, DoS in App Router Server Actions, DoS in Image Optimization API using SVGs, unbounded Server Action payload in Edge runtime, unauthenticated disclosure of internal Server Function endpoints, cache confusion of response bodies) - postcss devDep + override ^8.5.10 -> ^8.5.18 (path traversal in previous source map auto-loading leading to arbitrary .map disclosure) - brace-expansion override ^2.0.3 -> ^2.1.3 (DoS via unbounded expansion length causing OOM crash) - new sharp override ^0.35.0 (inherited libvips vulnerabilities: CVE-2026-33327, CVE-2026-33328, CVE-2026-35590, CVE-2026-35591) npm audit reports 0 vulnerabilities and the static export builds clean.
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Resolves all 19 open Dependabot alerts.
nextpostcss(devDep + override)brace-expansion(override)sharp(new override)next 15.5.21 — SSRF in rewrites via attacker-controlled destination hostname, SSRF in Server Actions on custom servers, DoS in App Router Server Actions, DoS in the Image Optimization API using SVGs, unbounded Server Action payload in the Edge runtime, unauthenticated disclosure of internal Server Function endpoints, and cache confusion of response bodies (including bodies with invalid UTF-8).
postcss ^8.5.18 — path traversal in previous source map auto-loading (
sourceMappingURL) leading to arbitrary.mapfile disclosure.brace-expansion ^2.1.3 — DoS via unbounded expansion length causing an out-of-memory crash.
sharp ^0.35.0 — inherited libvips vulnerabilities CVE-2026-33327, CVE-2026-33328, CVE-2026-35590, CVE-2026-35591. Added as an override since
sharpcomes in transitively vianext.Verification
npm audit→ 0 vulnerabilitiesnpm run build→ static export compiles and exports cleanly (4 pages, 2 exports)package.json/package-lock.json