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CVE-2026-33433

🗓️ 27 Mar 2026 13:49:08Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 2 Media mentions👁 12 Views

CVE-2026-33433: Traefik is vulnerable to identity spoofing via non-canonical headerField names.

Related
Detection
Affected
Refs
Social
NVD
Vulners
Node
traefiktraefikRange<2.11.42
OR
traefiktraefikRange3.0.03.6.12
OR
traefiktraefikMatch3.7.0ea1
OR
traefiktraefikMatch3.7.0ea2
[
  {
    "vendor": "traefik",
    "product": "traefik",
    "versions": [
      {
        "version": "< 2.11.42",
        "status": "affected"
      },
      {
        "version": ">= 3.0.0-beta1, < 3.6.11",
        "status": "affected"
      },
      {
        "version": ">= 3.7.0-ea.1, < 3.7.0-ea.3",
        "status": "affected"
      }
    ]
  }
]

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30 Jun 2026 03:18Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.7 - 8.8
CVSS 45
EPSS0.00469
SSVC
12