{
  "affected": [
    {
      "database_specific": {
        "unresolved_ranges": [
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "2025-05-26"
              }
            ]
          }
        ]
      },
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "1.39.X"
              },
              {
                "fixed": "1.39.13"
              },
              {
                "introduced": "1.42.X"
              },
              {
                "fixed": "1.42.7"
              },
              {
                "introduced": "1.43.X"
              },
              {
                "fixed": "1.43.2"
              }
            ]
          },
          "events": [
            {
              "introduced": "c95fc4786beba034fa643062b98a60ccbde831fd"
            },
            {
              "fixed": "20d2594916db454cf331536fa8ceb544f418fc62"
            },
            {
              "introduced": "d0ef88eba424fded5735954d79bfd57fab53d981"
            },
            {
              "fixed": "30d9707511274f256db07dc71010ae0bc6e33d28"
            },
            {
              "introduced": "8216997ffcc956a610635f07044fb9a3b5dda9d9"
            },
            {
              "fixed": "0af28b77ee97ff26c62ce647bb12963adde19d22"
            }
          ],
          "repo": "https://github.com/wikimedia/mediawiki",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - TwoColConflict Extension allows Stored XSS.This issue affects Mediawiki - TwoColConflict Extension: from 1.39.X before 1.39.13, from 1.42.X before 1.42.7, from 1.43.X before 1.43.2.",
  "id": "CVE-2025-53494",
  "modified": "2026-03-10T21:49:00.190614764Z",
  "published": "2025-07-02T15:15:28.293Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://phabricator.wikimedia.org/T394938"
    },
    {
      "type": "FIX",
      "url": "https://gerrit.wikimedia.org/r/c/mediawiki/extensions/TwoColConflict/+/1150011"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}