Mediawiki Checkuser
2 CVEs affecting Mediawiki Checkuser. Latest disclosed: 2026-05-11. Critical: 0, High: 1.
| CVE | Severity | Score | Published | Summary |
|---|---|---|---|---|
CVE-2026-34090 | High | 7.5 | 2026-05-11 | Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation CheckUser. This issue affects CheckUser: from 1.45.0 before 1… |
CVE-2015-2940 | | 2015-04-13 | Cross-site request forgery (CSRF) vulnerability in the CheckUser extension for MediaWiki allows remote attackers to hijack the authentication of certain users… |