Description

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This issue affects MediaWiki: from * before 1.43.7, 1.44.4, 1.45.2.

Remediation

References

CVE-2026-34091

Related Vulnerabilities

Apache Tomcat CVE-2019-2684 Vulnerability (CVE-2019-2684)

WordPress Plugin Ajax Gallery 'list.php' SQL Injection (3.0)

MySQL CVE-2014-4240 Vulnerability (CVE-2014-4240)

phpMyAdmin Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2012-1902)

Craft CMS Missing Authentication for Critical Function Vulnerability (CVE-2026-33159)

Severity

High

Classification

CVE-2026-34091 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Tags

Missing Update Known Vulnerabilities