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Important severity10.0OSV Advisory· Published Jul 6, 2026

traefik: Traefik: Identity spoofing via improper header handling in authentication middlewares

CVE-2026-54763

Description

traefik: Traefik: Identity spoofing via improper header handling in authentication middlewares

Affected products

2
  • Traefik/TraefikOSV2 versions
    v3.6.21, v2.11.50, v3.7.5, …+ 1 more
    • (no CPE)range: v3.6.21, v2.11.50, v3.7.5, …
    • (no CPE)

Patches

Vulnerability mechanics

News mentions

0

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CVE-2026-54763 · important · VYPR