CVE-2026-58032

Improper Neutralization of Input During Web Page Generation XSS or 'Cross-site Scripting' vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.Api/index.Js. This issue affects MediaWiki: from before 1.46.0, 1.45.4, 1.44.6,...

CVE-2026-58025

Deserialization of untrusted data vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Import/WikiImporter.Php, includes/Import/WikiRevision.Php, includes/Logging/LogEntryBase.Php. This issue affects MediaWiki: from before 1.46.0, 1.45.4,...

CVE-2026-58025 Remote Code Execution via Unsafe Deserialization in LogItem Import

Deserialization of untrusted data vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Import/WikiImporter.Php, includes/Import/WikiRevision.Php, includes/Logging/LogEntryBase.Php. This issue affects MediaWiki: from before 1.46.0, 1.45.4,...

CVE-2026-58028

The CVE-2026-58028 entry describes an XSS flaw in Wikimedia Foundation MediaWiki and CentralAuth, caused by improper neutralization of input during web page generation. Affected software includes MediaWiki (pre-1.46.0, 1.45.4, 1.44.6, 1.43.9) and CentralAuth (same version bounds). The issue impli...

CVE-2026-58026

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Parser/Parser.Php. This issue affects MediaWiki: from before 1.46.0, 1.45.4, 1.44.6, 1.43.9...

CVE-2026-58038 Stored XSS through javascript URLs in SVGs generated by EasyTimeline

Improper Neutralization of Input During Web Page Generation XSS or 'Cross-site Scripting' vulnerability in Wikimedia Foundation timeline. This vulnerability is associated with program files includes/Timeline.Php, scripts/EasyTimeline.Pl. This issue affects timeline: from before 1.46.0, 1.45.4,...

CVE-2026-58027

CVE-2026-58027 affects Wikimedia Foundation AbuseFilter. The issue arises in the QueryAbuseFilters.Php API, allowing an unauthenticated actor to see the hit count of private filters, which is hidden in the UI. Affected are AbuseFilter versions before 1.46.0, 1.45.4, 1.44.6, and 1.43.9. The CVSS b...

EUVD-2026-41012

Improper Neutralization of Input During Web Page Generation XSS or 'Cross-site Scripting' vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.Special.Apisandbox/ApiSandboxLayout.Js. This issue affects MediaWiki: from...

EUVD-2026-41011

Improper Neutralization of Input During Web Page Generation XSS or 'Cross-site Scripting' vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files modules/ext.CheckUser.TempAccounts/components/blockConnectedTempAccountsField.Vue. This issue affects...