Wikimedia Foundation CheckUser Vulnerability in User Info Card Service

Vulnerability

A vulnerability exists in the Wikimedia Foundation CheckUser extension, specifically within the User Info Card Service component. This issue affects CheckUser versions from the commit 7cedd58781d261f110651b6af4f41d2d11ae7309.

Impact

The specific impact of this vulnerability has not been detailed in the provided context.

Added: Feb 3, 2026, 1:18 AM
Updated: Feb 3, 2026, 1:18 AM

Vulnerability Rating

Custom Algorithm
spread
1.0
impact
0.6
exploitability
7.6
remediation
0.0
relevance
2.6
threat
0.0
urgency
2.9
incentive
4.2

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.