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EUVD-2026-41940

🗓️ 06 Aug 2026 16:53:53Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 48 Views

Traefik vulnerability: underscore header spoofing in authentication middlewares; fixed in v2.11.51, v3.6.22, v3.7.6.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
traefik -- Multiple vulnerabilities
26 Mar 202600:00
–freebsd
freebsd
FreeBSD
traefik -- Multiple vulnerabilities
30 Jun 202600:00
–freebsd
attackerkb
attackerkb
CVE-2026-33433
27 Mar 202613:49
–attackerkb
attackerkb
attackerkb
CVE-2026-54763
6 Jul 202620:33
–attackerkb
attackerkb
attackerkb
CVE-2026-39858
30 Apr 202620:26
–attackerkb
alpinelinux
AlpineLinux
CVE-2026-33433
27 Mar 202613:49
–alpinelinux
alpinelinux
AlpineLinux
CVE-2026-39858
30 Apr 202620:26
–alpinelinux
alpinelinux
AlpineLinux
CVE-2026-54763
6 Jul 202620:33
–alpinelinux
avleonov
Information Security Automation
April Linux Patch Wednesday
22 Apr 202616:00
–avleonov
bdu_fstec
BDU FSTEC
Containous Traefik Authentication Bypass
28 Apr 202600:00
–bdu_fstec
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "3dbb5e50-4909-3f96-b664-226c9eb017fa",
        "vendor": {
          "name": "traefik"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "3617e6e7-0186-3cf2-9eda-2dc4b4bc9011",
        "product": {
          "name": "traefik",
          "vendor": {
            "name": "traefik"
          }
        },
        "product_version": "< 2.11.51"
      },
      {
        "id": "b0ab7f82-3235-3ecb-a661-f9449750bfe0",
        "product": {
          "name": "traefik",
          "vendor": {
            "name": "traefik"
          }
        },
        "product_version": "3.7.0-ea.1, < 3.7.6"
      },
      {
        "id": "df5fac99-82fe-3c94-9eba-714c325e9548",
        "product": {
          "name": "traefik",
          "vendor": {
            "name": "traefik"
          }
        },
        "product_version": "3.0.0-beta1, < 3.6.22"
      }
    ]
  }
]

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06 Aug 2026 16:53Current
6.2Medium risk
Vulners AI Score6.2
CVSS 47.8
CVSS 3.110
EPSS0.00605
SSVC
48