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

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 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

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...

CVE-2026-58024 API identification of users on private wikis

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

CVE-2026-58024

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

CVE-2026-58024

CVE-2026-58024 affects MediaWiki prior to 1.46.0 and some earlier 1.45.x/1.44.x/1.43.x branches. The issue is tied to includes/Api/ApiUserrights.Php, enabling exposure of sensitive information to unauthorized actors via the API. Reported metrics show a CVSSv4 base score of 5.1 (Medium) with netwo...

CVE-2026-58031

CVE-2026-58031 is an XSS in Wikimedia MediaWiki via ApiSandboxLayout.Js (Special:ApiSandbox). Root cause: improper input neutralization during web page generation. Affected software: MediaWiki versions from 1.46.0-rc.0 up to before 1.46.0. Exploitation details: network access with user interactio...

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...

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...

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-2026-58035

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-2026-58035

CVE-2026-58035 : In Wikimedia Foundation MediaWiki, the vulnerability is an improper neutralization of input during web page generation (XSS) tied to the file resources/src/mediawiki.Special.Block/SpecialBlock.Vue. The available sources confirm a cross-site scripting risk but do not provide concr...

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...