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...

CVE-2026-58034 Stored XSS through a system message when blocking a temporary account that's related to other temporary accounts

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...

CVE-2026-58034

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...

CVE-2026-58034

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...

CVE-2026-58034 Stored XSS through a system message when blocking a temporary account that's related to other temporary accounts

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...

CVE-2026-58034

The CVE describes a stored XSS in Wikimedia Foundation CheckUser, specifically in the file modules/ext.CheckUser.TempAccounts/components/blockConnectedTempAccountsField.Vue. Affected product: CheckUser; versions from 1.46.0-rc.0 before 1.46.0 are vulnerable. Root cause: improper neutralization of...

EUVD-2026-41009

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.Block/SpecialBlock.Vue...

CVE-2026-58519

Improper neutralization of input during web page generation 'cross-site scripting' vulnerability in The Wikimedia Foundation Mediawiki - Cargo Extension allows Stored XSS. This issue affects Mediawiki - Cargo Extension: from before 3.9.1...

EUVD-2026-40901

Improper neutralization of input during web page generation 'cross-site scripting' vulnerability in The Wikimedia Foundation Mediawiki - Cargo Extension allows Stored XSS. This issue affects Mediawiki - Cargo Extension: from before 3.9.1...

CVE-2026-58518

Cross-Site request forgery CSRF vulnerability in The Wikimedia Foundation Mediawiki - RedirectManager Extension allows Cross Site Request Forgery. This issue affects Mediawiki - RedirectManager Extension: from before 1.3.3...

EUVD-2026-40900

Cross-Site request forgery CSRF vulnerability in The Wikimedia Foundation Mediawiki - RedirectManager Extension allows Cross Site Request Forgery. This issue affects Mediawiki - RedirectManager Extension: from before 1.3.3...

CVE-2026-58030

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

PT-2026-54903

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...

PT-2026-54899

Name of the Vulnerable Software and Affected Versions SyntaxHighlight GeSHi versions prior to 1.46.0 SyntaxHighlight GeSHi version 1.45.4 SyntaxHighlight GeSHi version 1.44.6 SyntaxHighlight GeSHi version 1.43.9 Description Improper neutralization of input during web page generation leads to a...

CVE-2026-14363: Improper Neutralization of Special Elements used in an SQL Command

Improper neutralization of special elements used in an SQL command 'SQL injection' vulnerability in The Wikimedia Foundation Mediawiki - Cargo Extension allows SQL Injection. This issue affects Mediawiki - Cargo Extension: from before 1.43.9,1.44.6,1.45.4...

CVE-2026-58038: Improper Neutralization of Input During Web Page Generation

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-2026-58033: Exposure of Sensitive Information to an Unauthorized Actor

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

CVE-2026-58027: Exposure of Sensitive Information to an Unauthorized Actor

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

CVE-2026-13707: Session Fixation

Session fixation vulnerability in Wikimedia Foundation OAuth. This vulnerability is associated with program files src/Backend/MWOAuthServer.Php. This issue affects OAuth: from through 1.46.0, 1.45.4, 1.44.6, 1.43.9...

CVE-2026-13706: Improper Input Validation

Improper input validation vulnerability in Wikimedia Foundation UrlShortener. This vulnerability is associated with program files includes/UrlShortenerUtils.Php...