HIGH🇵🇱 Wersja polska

CVE-2026-35051

CVSS 7.8v4.0pub. 2026-04-30upd. 2026-06-30

Traefik is an HTTP reverse proxy and load balancer. Prior to versions 2.11.43, 3.6.14, and 3.7.0-rc.2, there is an authentication bypass vulnerability in Traefik's ForwardAuth middleware when trustForwardHeader=false is configured and Traefik is deployed behind a trusted upstream proxy. This issue has been patched in versions 2.11.43, 3.6.14, and 3.7.0-rc.2.

CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

  • Traefik

    APP
    Traefik
    3.7.0< 2.11.433.0.0 – 3.6.14 (bez)
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CHECK WITH VENDOR
No clear patch data available. Check vendor references.
Tags
Auth Bypass
CWE
References

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