Go/github.com/traefik/traefik/v2 CVE-2026-35051: critical 10, EPSS 0.27%

Traefik's ForwardAuth trustForwardHeader=false allows spoofed X-Forwarded-Prefix to bypass authentication

Action: Upgrade github.com/traefik/traefik/v2 to 2.11.43 or later.

go get github.com/traefik/traefik/v2@v2.11.43

Affected

Fixed versions

Sources

• osv: GHSA-6384-m2mw-rf54#Go/github.com/traefik/traefik/v2
• https://github.com/traefik/traefik/security/advisories/GHSA-6384-m2mw-rf54
• https://nvd.nist.gov/vuln/detail/CVE-2026-35051
• https://github.com/traefik/traefik
• https://github.com/traefik/traefik/releases/tag/v2.11.43
• https://github.com/traefik/traefik/releases/tag/v3.6.14
• https://github.com/traefik/traefik/releases/tag/v3.7.0-rc.2

CVE-2026-35051 · published 2026-04-24T16:31:24Z · modified 2026-06-25T18:56:19.621829847Z · JSON