mediawiki vulnerabilities · Page 3

Stored XSS through system messages in Special:RecentChangesLinked (MW Core)

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.Rcfilters/ui/RclToOrFromWidget.Js. This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.

• Update to 1:1.39.17-1~deb12u1

API list=allpages with maxsize is making really slow queries

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/api/ApiQueryAllPages.Php. This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.

• Update to 1:1.39.17-1~deb12u1

EventStreams publishes suppressed recent change entries that are suppressed from their creation

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/recentchanges/RecentChangeRCFeedNotifier.Php. This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.

• Update to 1:1.39.17-1~deb12u1

Add rate limiting to ApiFancyCaptchaReload

Vulnerability in Wikimedia Foundation ConfirmEdit. This vulnerability is associated with program files includes/FancyCaptcha/ApiFancyCaptchaReload.Php. This issue affects ConfirmEdit: *.

• Update to 1:1.39.17-1~deb12u1

Complete content leak of private wikis due to PasswordReset Wikitext injection in error message

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/htmlform/fields/HTMLUserTextField.Php. This issue affects MediaWiki: from * through 1.39.12, 1.42.76 1.43.1, 1.44.0.

• Update to 1:1.39.13-1~deb12u1

HTML injection in API action=feedcontributions output from i18n message

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/api/ApiFeedContributions.Php. This issue affects MediaWiki: from * before 1.39.13, 1.42.7 1.43.2, 1.44.0.

• Update to 1:1.39.13-1~deb12u1

"{{SITENAME}} registered email address has been changed" email sent to unverified email addresses

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/user/User.Php. This issue affects MediaWiki: from 1.27.0 before 1.39.13, 1.42.7 1.43.2, 1.44.0.

• Update to 1:1.39.13-1~deb12u1

XSS in Special:ApiSandbox

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/ApiSandbox.Js. This issue affects MediaWiki: from 1.27.0 before 1.39.13, 1.42.7 1.43.2, 1.44.0.

• Update to 1:1.39.13-1~deb12u1

CVE-2025-6595

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MultimediaViewer.This issue affects MultimediaViewer: from * before 1.39.13, 1.42.7, 1.43.2, 1.44.0.

• Update to 1:1.39.13-1~deb12u1

MediaWiki should not consider autocreation as login for the purposes of security reauthentication

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/auth/AuthManager.Php. This issue affects MediaWiki: from * before 1.39.13, 1.42.7, 1.43.2, 1.44.0.

• Update to 1:1.39.13-1~deb12u1

mediawiki - security update

mediawiki - security update

• Update to 1:1.39.17-1~deb12u1

Security Authentication Bypass in CentralAuth

Improper Authentication vulnerability in Wikimedia Foundation Mediawiki - CentralAuth Extension allows : Bypass Authentication.This issue affects Mediawiki - CentralAuth Extension: from 1.39.X before 1.39.13, from 1.42.X before 1.42.7, from 1.43.X before 1.43.2.

• Update to 1:1.39.13-1~deb12u1

mediawiki - security update

mediawiki - security update

• Update to 1:1.39.13-1~deb12u1

mediawiki - security update

mediawiki - security update

• Update to 1:1.39.12-1~deb12u1

HTML injection in feed output from i18n message

Improper Encoding or Escaping of Output vulnerability in The Wikimedia Foundation Mediawiki Core - Feed Utils allows WebView Injection.This issue affects Mediawiki Core - Feed Utils: from 1.39 through 1.43.

• Update to 1:1.39.13-1~deb12u1

Potential javascript injection attack enabled by Unicode normalization in Action API

Vulnerability in Wikimedia Foundation MediaWiki, Wikimedia Foundation Parsoid.This issue affects MediaWiki: before 1.39.12, 1.42.6, 1.43.1; Parsoid: before 0.16.5, 0.19.2, 0.20.2.

• Update to 1:1.39.12-1~deb12u1

LogPager.php: Restriction enforcer functions do not correctly enforce suppression restrictions

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/logging/LogPager.Php. This issue affects MediaWiki: before 1.39.12, 1.42.6, 1.43.1.

• Update to 1:1.39.12-1~deb12u1

Cascading protection is not preventing file reversions

Improper Preservation of Permissions vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/editpage/IntroMessageBuilder.Php, includes/Permissions/PermissionManager.Php, includes/Permissions/RestrictionStore.Php. This issue affects MediaWiki: before 1.42.6, 1.43.1.

"reupload-own" restriction can be bypassed by reverting file

Improper Preservation of Permissions vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/actions/RevertAction.Php, includes/api/ApiFileRevert.Php. This issue affects MediaWiki: before 1.39.12, 1.42.6, 1.43.1.

• Update to 1:1.39.12-1~deb12u1

i18n XSS vulnerability in HTMLMultiSelectField when sections are used

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/htmlform/fields/HTMLMultiSelectField.Php. This issue affects MediaWiki: before 1.39.12, 1.42.6, 1.43.1.

• Update to 1:1.39.12-1~deb12u1