Wikimedia Foundation Mediawiki - CheckUser Extension
0 remedies
cpe:2.3:a:mediawiki:checkuser:*:*:*:*:mediawiki:*:*
0 remedies
- < 1.39
Wikimedia Foundation MediaWiki CheckUser Extension Exposure of Sensitive Information Vulnerability
Vulnerability
A vulnerability allowing the exposure of sensitive information to unauthorized actors has been identified in the Wikimedia Foundation MediaWiki CheckUser Extension, affecting versions from master prior to 1.39. This vulnerability could be exploited for footprinting purposes.
Impact
Exploitation of this vulnerability could lead to unauthorized access to sensitive information, potentially allowing for footprinting activities.
Added: Oct 21, 2025, 4:17 AM
Updated: Oct 21, 2025, 4:17 AM
Vulnerability Rating
Custom Algorithm
spread
1.0impact
0.0exploitability
8.2remediation
0.0relevance
0.7threat
3.2urgency
2.9incentive
5.8Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.