CVE-2024-23174

Name of the Vulnerable Software and Affected Versions MediaWiki versions prior to 1.35.14 MediaWiki versions 1.36.x through 1.39.x before 1.39.6 MediaWiki versions 1.40.x before 1.40.2

Description The issue is related to the PageTriage extension in MediaWiki, which is associated with improper neutralization of input during webpage creation. This can allow a remote attacker to perform cross-site scripting attacks. The attacks can occur via various messages, including rev-deleted-user, pagetriage-tags-quickfilter-label, pagetriage-triage, pagetriage-filter-date-range-format-placeholder, pagetriage-filter-date-range-to, pagetriage-filter-date-range-from, pagetriage-filter-date-range-heading, pagetriage-filter-set-button, or pagetriage-filter-reset-button.

Recommendations For MediaWiki versions prior to 1.35.14, update to version 1.35.14 or later. For MediaWiki versions 1.36.x through 1.39.x, update to version 1.39.6 or later. For MediaWiki versions 1.40.x before 1.40.2, update to version 1.40.2 or later. As a temporary workaround, consider restricting access to the PageTriage extension until a patch is available. Avoid using the vulnerable messages in the PageTriage extension until the issue is resolved.