Vulnerabilities (CVE)

Filtered by vendor Mediawiki Subscribe
Filtered by product Mediawiki
Total 377 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2025-53501 2 Mediawiki, Xtex 2 Mediawiki, Scribunto 2025-10-01 N/A 8.8 HIGH
Improper Access Control vulnerability in Wikimedia Foundation Mediawiki - Scribunto Extension allows : Accessing Functionality Not Properly Constrained by Authorization.This issue affects Mediawiki - Scribunto Extension: from 1.39.X before 1.39.12, from 1.42.X before 1.42.7, from 1.43.X before 1.43.2.
CVE-2025-53489 2 Jackphoenix, Mediawiki 2 Googledocs4mw, Mediawiki 2025-10-01 N/A 5.6 MEDIUM
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - GoogleDocs4MW Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - GoogleDocs4MW Extension: from 1.42.X before 1.42.7, from 1.43.X before 1.43.2.
CVE-2025-53490 2 Jly, Mediawiki 2 Campaignevents, Mediawiki 2025-10-01 N/A 5.6 MEDIUM
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - CampaignEvents Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - CampaignEvents Extension: from 1.43.X before 1.43.2.
CVE-2025-53494 2 Mediawiki, Wmde-fisch 2 Mediawiki, Twocolconflict 2025-09-30 N/A 6.5 MEDIUM
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - TwoColConflict Extension allows Stored XSS.This issue affects Mediawiki - TwoColConflict 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.
CVE-2025-53500 2 Malvineous, Mediawiki 2 Masseditregex, Mediawiki 2025-09-30 N/A 5.6 MEDIUM
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - MassEditRegex Extension allows Stored XSS.This issue affects Mediawiki - MassEditRegex Extension: from 1.39.X before 1.39.12, from 1.42.X before 1.42.7, from 1.43.X before 1.43.2.
CVE-2025-53493 2 Mediawiki, Yaronkoren 2 Mediawiki, Mintydocs 2025-09-26 N/A 6.5 MEDIUM
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - MintyDocs Extension allows Stored XSS.This issue affects Mediawiki - MintyDocs Extension: from 1.43.X before 1.43.2.
CVE-2025-53492 2 Mediawiki, Yaronkoren 2 Mediawiki, Mintydocs 2025-09-26 N/A 3.7 LOW
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - MintyDocs Extension allows Stored XSS.This issue affects Mediawiki - MintyDocs Extension: from 1.43.X before 1.43.2.
CVE-2024-23174 1 Mediawiki 1 Mediawiki 2025-06-20 N/A 5.4 MEDIUM
An issue was discovered in the PageTriage extension in MediaWiki before 1.35.14, 1.36.x through 1.39.x before 1.39.6, and 1.40.x before 1.40.2. XSS can occur via the rev-deleted-user, pagetriage-tags-quickfilter-label, pagetriage-triage, pagetriage-filter-date-range-format-placeholder, pagetriage-filter-date-range-to, pagetriage-filter-date-range-from, pagetriage-filter-date-range-heading, pagetriage-filter-set-button, or pagetriage-filter-reset-button message.
CVE-2024-23171 1 Mediawiki 1 Mediawiki 2025-06-20 N/A 5.4 MEDIUM
An issue was discovered in the CampaignEvents extension in MediaWiki before 1.35.14, 1.36.x through 1.39.x before 1.39.6, and 1.40.x before 1.40.2. The Special:EventDetails page allows XSS via the x-xss language setting for internationalization (i18n).
CVE-2024-40597 1 Mediawiki 1 Mediawiki 2025-06-17 N/A 7.5 HIGH
An issue was discovered in the CheckUser extension for MediaWiki through 1.42.1. It can expose suppressed information for log events. (The log_deleted attribute is not respected.)
CVE-2024-34506 2 Fedoraproject, Mediawiki 2 Fedora, Mediawiki 2025-06-17 N/A 7.5 HIGH
An issue was discovered in includes/specials/SpecialMovePage.php in MediaWiki before 1.39.7, 1.40.x before 1.40.3, and 1.41.x before 1.41.1. If a user with the necessary rights to move the page opens Special:MovePage for a page with tens of thousands of subpages, then the page will exceed the maximum request time, leading to a denial of service.
CVE-2024-34507 2 Fedoraproject, Mediawiki 2 Fedora, Mediawiki 2025-06-17 N/A 7.4 HIGH
An issue was discovered in includes/CommentFormatter/CommentParser.php in MediaWiki before 1.39.7, 1.40.x before 1.40.3, and 1.41.x before 1.41.1. XSS can occur because of mishandling of the 0x1b character, as demonstrated by Special:RecentChanges#%1b0000000.
CVE-2024-47913 1 Mediawiki 1 Mediawiki 2025-06-17 N/A 5.3 MEDIUM
An issue was discovered in the AbuseFilter extension for MediaWiki before 1.39.9, 1.40.x and 1.41.x before 1.41.3, and 1.42.x before 1.42.2. An API caller can match a filter condition against AbuseFilter logs even if the caller is not authorized to view the log details for the filter.
CVE-2024-34502 2 Fedoraproject, Mediawiki 2 Fedora, Mediawiki 2025-06-17 N/A 9.8 CRITICAL
An issue was discovered in WikibaseLexeme in MediaWiki before 1.39.6, 1.40.x before 1.40.2, and 1.41.x before 1.41.1. Loading Special:MergeLexemes will (attempt to) make an edit that merges the from-id to the to-id, even if the request was not a POST request, and even if it does not contain an edit token.
CVE-2024-34500 2 Fedoraproject, Mediawiki 2 Fedora, Mediawiki 2025-06-11 N/A 6.1 MEDIUM
An issue was discovered in the UnlinkedWikibase extension in MediaWiki before 1.39.6, 1.40.x before 1.40.2, and 1.41.x before 1.41.1. XSS can occur through an interface message. Error messages (in the $err var) are not escaped before being passed to Html::rawElement() in the getError() function in the Hooks class.
CVE-2024-23172 1 Mediawiki 1 Mediawiki 2025-06-04 N/A 5.4 MEDIUM
An issue was discovered in the CheckUser extension in MediaWiki before 1.35.14, 1.36.x through 1.39.x before 1.39.6, and 1.40.x before 1.40.2. XSS can occur via message definitions. e.g., in SpecialCheckUserLog.
CVE-2024-23178 1 Mediawiki 1 Mediawiki 2025-06-03 N/A 5.4 MEDIUM
An issue was discovered in the Phonos extension in MediaWiki before 1.40.2. PhonosButton.js allows i18n-based XSS via the phonos-purge-needed-error message.
CVE-2024-23177 1 Mediawiki 1 Mediawiki 2025-06-03 N/A 6.1 MEDIUM
An issue was discovered in the WatchAnalytics extension in MediaWiki before 1.40.2. XSS can occur via the Special:PageStatistics page parameter.
CVE-2024-23173 1 Mediawiki 1 Mediawiki 2025-06-03 N/A 6.1 MEDIUM
An issue was discovered in the Cargo extension in MediaWiki before 1.35.14, 1.36.x through 1.39.x before 1.39.6, and 1.40.x before 1.40.2. The Special:Drilldown page allows XSS via artist, album, and position parameters because of applied filter values in drilldown/CargoAppliedFilter.php.
CVE-2022-28204 1 Mediawiki 1 Mediawiki 2025-05-29 N/A 7.5 HIGH
A denial-of-service issue was discovered in MediaWiki 1.37.x before 1.37.2. Rendering of w/index.php?title=Special%3AWhatLinksHere&target=Property%3AP31&namespace=1&invert=1 can take more than thirty seconds. There is a DDoS risk.