{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "1.43.0"
              },
              {
                "fixed": "1.43.9"
              },
              {
                "introduced": "1.44.0"
              },
              {
                "fixed": "1.44.6"
              },
              {
                "introduced": "1.45.0"
              },
              {
                "fixed": "1.45.4"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "8216997ffcc956a610635f07044fb9a3b5dda9d9"
            },
            {
              "fixed": "50755a861e6e748cf8bac24e8cdd5e83db018081"
            },
            {
              "introduced": "858ee255edbe0da2ff8152df403cac2dba2c9948"
            },
            {
              "fixed": "a36f3bc851a8ae3377ee5602b7e2a355d59e7b0e"
            },
            {
              "introduced": "99b4a221a98c0ac1531c3f4e31248562833dbc82"
            },
            {
              "fixed": "ea7980d473268e0ef28c64328a1325f8f4e414b6"
            }
          ],
          "repo": "https://github.com/wikimedia/mediawiki",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {},
  "details": "Improper neutralization of input terminators vulnerability in The Wikimedia Foundation Mediawiki - WikiLambda Extension allows Authentication Bypass.\n\nThis issue affects Mediawiki - WikiLambda Extension: from * before 1.43.9,1.44.6,1.45.4.",
  "id": "CVE-2026-58517",
  "modified": "2026-07-12T03:54:51.870985887Z",
  "published": "2026-07-01T19:16:57.063Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://gerrit.wikimedia.org/r/c/1305376"
    },
    {
      "type": "REPORT",
      "url": "https://phabricator.wikimedia.org/T428833"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}