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archivevulnerability · 10 Sep 2026 · 23:04 UTC

GHSA-v67p-phpq-fc8x: Traefik entrypoint header-name sanitization bypassed via request trailers

VULNCVE-2026-88004source · GTH
HIGHHigh-risk vulnerability

last 60 dispatches · spectrum

## Summary Traefik's entrypoint defenses against spoofed trusted header names — `aliasHeadersStrategy` / `underscoreHeadersStrategy` in `delete` or `reject` mode, and the default `forwardedHeaders` stripping of client-supplied `X-Forwarded-*` — scan `req.Header` only and never `req.Trailer`. …

CVE · detail
grounded ✓primary source ↗

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