{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "fixed": "1.1.1"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "a06f9efca373e25328b1c53639a48decd0854570"
            }
          ],
          "repo": "https://github.com/stnoonan/spnego-http-auth-nginx-module",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "In the SPNEGO HTTP Authentication Module for nginx (spnego-http-auth-nginx-module) before version 1.1.1 basic Authentication can be bypassed using a malformed username. This affects users of spnego-http-auth-nginx-module that have enabled basic authentication. This is fixed in version 1.1.1 of spnego-http-auth-nginx-module. As a workaround, one may disable basic authentication.",
  "id": "CVE-2021-21335",
  "modified": "2026-03-13T21:49:18.492268205Z",
  "published": "2021-03-08T21:15:16.573Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/stnoonan/spnego-http-auth-nginx-module/releases/tag/v1.1.1"
    },
    {
      "type": "FIX",
      "url": "https://github.com/stnoonan/spnego-http-auth-nginx-module/commit/a06f9efca373e25328b1c53639a48decd0854570"
    },
    {
      "type": "FIX",
      "url": "https://github.com/stnoonan/spnego-http-auth-nginx-module/security/advisories/GHSA-ww8q-72rx-hc54"
    }
  ],
  "related": [
    "GHSA-ww8q-72rx-hc54"
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}