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CVE-2026-54764 ForwardAuth middleware leaks X-Forwarded-Port spoofing via untrusted X-Forwarded-Proto when trustForwardHeader=false

🗓️ 06 Jul 2026 20:20:29Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 75 Views

Traefik ForwardAuth leaks port spoofing via X-Forwarded-Proto when trustForwardHeader false; fixed.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
traefik -- Multiple vulnerabilities
30 Jun 202600:00
–freebsd
attackerkb
attackerkb
CVE-2026-54764
6 Jul 202620:20
–attackerkb
alpinelinux
AlpineLinux
CVE-2026-54764
6 Jul 202620:20
–alpinelinux
circl
Circl
CVE-2026-54764
2 Jul 202613:55
–circl
cve
CVE
CVE-2026-54764
6 Jul 202620:20
–cve
euvd
EUVD
EUVD-2026-41937
6 Aug 202616:38
–euvd
nessus
Tenable Nessus
FreeBSD : traefik -- Multiple vulnerabilities (803b9816-77af-11f1-ba71-5404a68ad561)
6 Jul 202600:00
–nessus
github
Github Security Blog
Traefik: ForwardAuth middleware leaks X-Forwarded-Port spoofing via untrusted X-Forwarded-Proto when trustForwardHeader=false
6 Aug 202616:38
–github
mend
Mend
CVE-2026-54764
6 Jul 202620:20
–mend
nvd
NVD
CVE-2026-54764
6 Jul 202621:16
–nvd
Rows per page
[
  {
    "vendor": "traefik",
    "product": "traefik",
    "versions": [
      {
        "version": "< 2.11.51",
        "status": "affected"
      },
      {
        "version": ">= 3.0.0, < 3.6.22",
        "status": "affected"
      },
      {
        "version": ">= 3.7.0, < 3.7.6",
        "status": "affected"
      }
    ]
  }
]

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