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cve.new
GHSA-wcx3-63mm-h8x6medium6.1

MediaWiki UnlinkedWikibase Cross-site Scripting vulnerability

Check your stack

The advisory, in context

An issue was discovered in the UnlinkedWikibase extension in MediaWiki before 1.42.0. XSS can occur through an interface message. Error messages (in the $err var) are not escaped before being passed to Html::rawElement() in the getError() function in the Hooks class.

Affected packages

Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.

Ecosystem versions

Earlier releases before 1.42.0

Fixed in 1.42.0

1 explicitly affected versions

1.0.0

View affected-version evidence
{
  "ranges": [
    {
      "events": [
        {
          "introduced": "0"
        },
        {
          "fixed": "1.42.0"
        }
      ],
      "type": "ECOSYSTEM"
    }
  ],
  "versions": [
    "1.0.0"
  ]
}

References