CVE-2026-58035

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-2026-58031

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...

CVE-2026-58028

Improper Neutralization of Input During Web Page Generation XSS or 'Cross-site Scripting' vulnerability in Wikimedia Foundation MediaWiki, Wikimedia Foundation CentralAuth. This vulnerability is associated with program files includes/Api/ApiFormatBase.Php, includes/Api/ApiHelp.Php,...

CVE-2026-58028

CVE-2026-58028 is an XSS vulnerability affecting Wikimedia Foundation MediaWiki and CentralAuth. The issue is tied to specific API and rendering components (ApiFormatBase.php, ApiHelp.php, ResourceLoader/Module.php, PageDisplayHookHandler.php, LogFormatter/PermissionChangeLogFormatter.php) and af...

CVE-2026-58028 Pretty-printed API output combined with centralauthtoken allows XSS with certain gadgets

Improper Neutralization of Input During Web Page Generation XSS or 'Cross-site Scripting' vulnerability in Wikimedia Foundation MediaWiki, Wikimedia Foundation CentralAuth. This vulnerability is associated with program files includes/Api/ApiFormatBase.Php, includes/Api/ApiHelp.Php,...

CVE-2026-58026 $wgNonincludableNamespaces can be bypassed by embedding redirect in other namespaces

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-2026-58026

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-2026-58026

CVE-2026-58026 affects MediaWiki. Affects releases before 1.46.0, 1.45.4, 1.44.6, 1.43.9, with information disclosure through includes/Parser/Parser.Php. Debian advisory DSA-6380-1 fixes multiple MediaWiki CVEs, including CVE-2026-58026, in stable (trixie) as 1:1.43.9+dfsg-1~deb13u1. No exploit d...

CVE-2026-58032 mw.Api.getErrorMessage() may return injected HTML if used without errorformat=html

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-2026-58032

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-2026-58032

MediaWiki vulnerability CVE-2026-58032 is an XSS in mw.Api.getErrorMessage() that may return injected HTML when errorformat=html is not used. Affected: MediaWiki versions before 1.46.0, and earlier branches 1.45.4, 1.44.6, 1.43.9, due to improper neutralization in resources/src/mediawiki.Api/inde...

CVE-2026-58033

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-2026-58033

CVE-2026-58033 affects Wikimedia Foundation MediaWiki and involves exposure of sensitive information via the includes/Actions/InfoAction.Php path. The issue impacts MediaWiki versions prior to 1.46.0, including 1.45.4, 1.44.6, and 1.43.9. The connected sources consistently describe the vulnerabil...

CVE-2026-58033 "Total number of distinct authors" statistic at action=info does not exclude revisions where the author name was deleted

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-2026-58033 "Total number of distinct authors" statistic at action=info does not exclude revisions where the author name was deleted

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-2026-58037 Core log entries for exceptions and XSS issues in log entry formatting code that may be caused by user-controlled input

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 includes/Language/Language.Php, includes/Logging/BlockLogFormatter.Php, includes/Logging/LogFormatter.Php,...

CVE-2026-58037

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 includes/Language/Language.Php, includes/Logging/BlockLogFormatter.Php, includes/Logging/LogFormatter.Php,...

CVE-2026-58036 Users API leaks whether privileged users have their user groups disabled for lack of 2FA

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Api/ApiQueryAllUsers.Php, includes/Api/ApiQueryUsers.Php, includes/Permissions/PermissionManager.Php,...

CVE-2026-58036

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Api/ApiQueryAllUsers.Php, includes/Api/ApiQueryUsers.Php, includes/Permissions/PermissionManager.Php,...

CVE-2026-58036

CVE-2026-58036 affects Wikimedia Foundation MediaWiki. The issue concerns leakage of sensitive information via the Users APIs, specifically in ApiQueryAllUsers.php, ApiQueryUsers.php, PermissionManager.php, and UserGroupManager.php. The vulnerability allows an unauthorized actor to access user-re...