Wikimedia Foundation VisualEditor Cross-Site Scripting Vulnerability
Vulnerability
A cross-site scripting (XSS) vulnerability has been identified in Wikimedia Foundation's VisualEditor. This issue arises from improper input neutralization during web page generation, specifically in the ClipboardHandler component. The vulnerability affects VisualEditor versions prior to 1.39.14, as well as versions 1.43.4 and 1.44.1.
Impact
Exploitation of this vulnerability allows for cross-site scripting, where an attacker can inject malicious scripts that are executed in the context of the user's browser.
Added: Feb 3, 2026, 2:24 AM
Updated: Feb 3, 2026, 2:24 AM
Vulnerability Rating
Custom Algorithm
spread
0.0impact
0.4exploitability
6.2remediation
0.0relevance
2.5threat
0.0urgency
2.9incentive
0.0Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.