data/osv/GO-2026-6211.json

{
  "schema_version": "1.3.1",
  "id": "GO-2026-6211",
  "modified": "0001-01-01T00:00:00Z",
  "published": "0001-01-01T00:00:00Z",
  "aliases": [
    "CVE-2026-54763",
    "GHSA-x677-9fxg-v5c5"
  ],
  "summary": "Traefik: Incomplete fix for CVE-2026-33433 + CVE-2026-39858 cross-cohort: headerField underscore-variant identity spoofing in BasicAuth / DigestAuth / ForwardAuth in github.com/traefik/traefik",
  "details": "Traefik: Incomplete fix for CVE-2026-33433 + CVE-2026-39858 cross-cohort: headerField underscore-variant identity spoofing in BasicAuth / DigestAuth / ForwardAuth in github.com/traefik/traefik",
  "affected": [
    {
      "package": {
        "name": "github.com/traefik/traefik",
        "ecosystem": "Go"
      },
      "ranges": [
        {
          "type": "SEMVER",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "ecosystem_specific": {}
    },
    {
      "package": {
        "name": "github.com/traefik/traefik/v2",
        "ecosystem": "Go"
      },
      "ranges": [
        {
          "type": "SEMVER",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.11.51"
            }
          ]
        }
      ],
      "ecosystem_specific": {}
    },
    {
      "package": {
        "name": "github.com/traefik/traefik/v3",
        "ecosystem": "Go"
      },
      "ranges": [
        {
          "type": "SEMVER",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.6.22"
            },
            {
              "introduced": "3.7.0"
            },
            {
              "fixed": "3.7.6"
            }
          ]
        }
      ],
      "ecosystem_specific": {}
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/traefik/traefik/security/advisories/GHSA-x677-9fxg-v5c5"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-54763"
    },
    {
      "type": "FIX",
      "url": "https://github.com/traefik/traefik/commit/108a5264473a2cbc8f12d6d691a3c6553cdf2c1b"
    },
    {
      "type": "FIX",
      "url": "https://github.com/traefik/traefik/pull/13262"
    },
    {
      "type": "WEB",
      "url": "https://github.com/traefik/traefik/releases/tag/v2.11.51"
    },
    {
      "type": "WEB",
      "url": "https://github.com/traefik/traefik/releases/tag/v3.6.22"
    },
    {
      "type": "WEB",
      "url": "https://github.com/traefik/traefik/releases/tag/v3.7.6"
    }
  ],
  "database_specific": {
    "url": "https://pkg.go.dev/vuln/GO-2026-6211",
    "review_status": "UNREVIEWED"
  }
}