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mediawiki vulnerabilities · Page 4

Vulnerabilities published for mediawiki in the last 30 days: 11. Listed in the KEV catalogue: 0.

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Vulnerabilities: 180

  1. CVE-2025-61639

    Low · CVSS 1.7EPSS 0.25%No fix published

    Suppressed blocked IP is visible in Special:BlockList, RC, and other places

    Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/logging/ManualLogEntry.Php, includes/recentchanges/RecentChangeFactory.Php, includes/recentchanges/RecentChangeStore.Php. This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗

  2. CVE-2025-61640

    Low · CVSS 0EPSS 0.25%No fix published

    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.

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗

  3. CVE-2025-61641

    Low · CVSS 1.7EPSS 0.31%No fix published

    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.

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗

  4. CVE-2025-61642

    Low · CVSS 0EPSS 0.25%No fix published

    Stored XSS through system messages provided to CodexHtmlForms

    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/CodexHTMLForm.Php, includes/htmlform/fields/HTMLButtonField.Php. This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗

  5. CVE-2025-61643

    Low · CVSS 2.7EPSS 0.26%No fix published

    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.

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗

  6. CVE-2025-61634

    Low · CVSS 0EPSS 0.31%No fix published

    HTML rest endpoint needs PoolCounter and proper parser cache check

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

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗

  8. CVE-2025-61636

    Low · CVSS 0EPSS 0.24%No fix published

    Codex Special:Block vulnerable to message key XSS

    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/HTMLButtonField.Php. This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗

  9. CVE-2025-6589

    Low · CVSS 2.1EPSS 0.48%No fix published

    With MultiBlocks enabled and a user who is suppressed via a MultiBlock, a user without 'hideuser' can see the hidden username in the BlockList

    Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/specials/pagers/BlockListPager.Php. This issue affects MediaWiki: >= 1.42.0.

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗

  10. CVE-2025-6590

    Medium · CVSS 4.6EPSS 0.36%No fix published

    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.

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗

  11. CVE-2025-6591

    Low · CVSS 0EPSS 0.44%No fix published

    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.

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗

  12. CVE-2025-6592

    Low · CVSS 2.1EPSS 0.4%No fix published

    Creating a permanent account from a temporary account associates temp username and IP address with real username in AbuseLog

    Vulnerability in Wikimedia Foundation AbuseFilter. This vulnerability is associated with program files includes/auth/AuthManager.Php. This issue affects AbuseFilter: from fe0b1cb9e9691faf4d8d9bd80646589f6ec37615 before 1.43.2, 1.44.0.

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗

  13. CVE-2025-6593

    Low · CVSS 2.1EPSS 0.44%No fix published

    "{{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.

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗

  14. CVE-2025-6594

    Low · CVSS 0EPSS 0.31%No fix published

    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.

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗

  15. CVE-2025-6595

    Low · CVSS 0EPSS 0.31%No fix published

    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.

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗

  16. CVE-2025-6596

    Low · CVSS 0EPSS 0.43%No fix published

    Vector inserts portlet labels as HTML, allowing for stored XSS through system messages

    Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Vector. This vulnerability is associated with program files resources/skins.Vector.Js/portlets.Js, resources/skins.Vector.Legacy.Js/portlets.Js. This issue affects Vector: from >= 1.40.0 before 1.42.7, 1.43.2, 1.44.0.

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗

  17. CVE-2025-6597

    Low · CVSS 0EPSS 0.51%No fix published

    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.

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗

  18. CVE-2025-6927

    Low · CVSS 2.3EPSS 0.51%No fix published

    Autoblocks from global account suppressions are publicly visible

    Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/specials/pagers/BlockListPager.Php, includes/api/ApiQueryBlocks.Php. This issue affects MediaWiki: from >= 1.42.0 before 1.39.13, 1.42.7 1.43.2, 1.44.0.

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗

  19. CVE-2025-11175

    High · CVSS 8.8EPSS 0.47%No fix published

    DiscussionTools should use better regex

    Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection') vulnerability in The Wikimedia Foundation Mediawiki - DiscussionTools Extension allows Regular Expression Exponential Blowup.This issue affects Mediawiki - DiscussionTools Extension: 1.44, 1.43.

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗Source advisory 3 ↗

  20. CVE-2025-12004

    Critical · CVSS 10EPSS 0.4%No fix published

    The compare API module breaks Extension:Lockdown

    Incorrect Permission Assignment for Critical Resource vulnerability in The Wikimedia Foundation Mediawiki - Lockdown Extension allows Privilege Abuse. Fixed in Mediawiki Core Action APIThis issue affects Mediawiki - Lockdown Extension: from master before 1.42.

    mediawikiOperating systems
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗Source advisory 3 ↗

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