Vulnerability Description
An issue was discovered in the UnlinkedWikibase extension in MediaWiki before 1.39.6, 1.40.x before 1.40.2, and 1.41.x before 1.41.1. 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mediawiki | Mediawiki | < 1.39.6 |
| Fedoraproject | Fedora | 40 |
Related Weaknesses (CWE)
References
- https://gerrit.wikimedia.org/r/c/mediawiki/extensions/UnlinkedWikibase/+/1002175PatchVendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproThird Party Advisory
- https://phabricator.wikimedia.org/T357203Issue TrackingVendor Advisory
- https://gerrit.wikimedia.org/r/c/mediawiki/extensions/UnlinkedWikibase/+/1002175PatchVendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproThird Party Advisory
- https://lists.fedoraproject.org/archives/list/[email protected]
- https://phabricator.wikimedia.org/T357203Issue TrackingVendor Advisory
FAQ
What is CVE-2024-34500?
CVE-2024-34500 is a vulnerability with a CVSS score of 6.1 (MEDIUM). An issue was discovered in the UnlinkedWikibase extension in MediaWiki before 1.39.6, 1.40.x before 1.40.2, and 1.41.x before 1.41.1. XSS can occur through an interface message. Error messages (in the...
How severe is CVE-2024-34500?
CVE-2024-34500 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2024-34500?
Check the references section above for vendor advisories and patch information. Affected products include: Mediawiki Mediawiki, Fedoraproject Fedora.