CVE-2025-6596 — Vector inserts portlet labels as HTML, allowing for stored XSS through system messages

CVE-2025-6596

Vector inserts portlet labels as HTML, allowing for stored XSS through system messages PUBLISHED

Description (CNA)

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Vector. This vulnerability is associated with program files resources/skins.Vector.Js/portlets.Js, resources/skins.Vector.Legacy.Js/portlets.Js. This issue affects Vector: from >= 1.40.0 before 1.42.7, 1.43.2, 1.44.0.

Affected (CNA)

Vendor / product	Versions
Wikimedia Foundation / Vector	affected >= 1.40.0 before 1.42.7, 1.43.2, 1.44.0

CWE

CWE-79

References

https://phabricator.wikimedia.org/T396685

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.