Filtered by vendor Mediawiki Subscriptions
Total 453 CVE
CVE Vendors Products Updated CVSS v3.1
CVE-2026-0671 2 Mediawiki, Wikimedia 2 Mediawiki, Mediawiki-uploadwizard Extension 2026-01-09 6.1 Medium
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki - UploadWizard extension allows Cross-Site Scripting (XSS).This issue affects MediaWiki - UploadWizard extension: 1.45, 1.44, 1.43, 1.39.
CVE-2026-22714 2 Mediawiki, Wikimedia 2 Mediawiki, Mediawiki-monaco Skin 2026-01-09 N/A
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - Monaco Skin allows Cross-Site Scripting (XSS).This issue affects Mediawiki - Monaco Skin: 1.45, 1.44, 1.43, 1.39.
CVE-2026-22713 2 Mediawiki, Wikimedia 2 Mediawiki, Mediawiki-growthexperiments Extension 2026-01-09 N/A
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - GrowthExperiments Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - GrowthExperiments Extension: 1.45, 1.44, 1.43, 1.39.
CVE-2026-22710 2 Mediawiki, Wikimedia 2 Mediawiki, Mediawiki-wikibase Extension 2026-01-09 N/A
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - Wikibase Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - Wikibase Extension: 1.45, 1.44, 1.43, 1.39.
CVE-2026-22712 2 Mediawiki, Wikimedia 2 Mediawiki, Mediawiki-approvedrevs Extension 2026-01-09 N/A
Improper Encoding or Escaping of Output due to magic word replacement in ParserAfterTidy vulnerability in The Wikimedia Foundation Mediawiki - ApprovedRevs Extension allows Input Data Manipulation.This issue affects Mediawiki - ApprovedRevs Extension: 1.45, 1.44, 1.43, 1.39.
CVE-2026-0669 2 Mediawiki, Wikimedia 2 Mediawiki, Mediawiki-css Extension 2026-01-08 7.5 High
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Wikimedia Foundation MediaWiki - CSS extension allows Path Traversal.This issue affects MediaWiki - CSS extension: 1.44, 1.43, 1.39.
CVE-2026-0670 2 Mediawiki, Wikimedia 2 Mediawiki, Mediawiki-proofreadpage Extension 2026-01-08 6.1 Medium
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki - ProofreadPage Extension allows Cross-Site Scripting (XSS).This issue affects MediaWiki - ProofreadPage Extension: 1.45, 1.44, 1.43, 1.39.
CVE-2026-0668 2 Mediawiki, Wikimedia 2 Mediawiki, Mediawiki-visualdata Extension 2026-01-08 5.3 Medium
Inefficient Regular Expression Complexity vulnerability in Wikimedia Foundation MediaWiki - VisualData Extension allows Regular Expression Exponential Blowup.This issue affects MediaWiki - VisualData Extension: 1.45.
CVE-2025-52738 2 Mediawiki, Wordpress 2 Wikipedia Preview, Wordpress 2025-12-09 6.5 Medium
Missing Authorization vulnerability in Wikimedia Foundation Wikipedia Preview wikipedia-preview allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Wikipedia Preview: from n/a through <= 1.15.0.
CVE-2024-34507 2 Fedoraproject, Mediawiki 2 Fedora, Mediawiki 2025-11-04 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-2024-34506 2 Fedoraproject, Mediawiki 2 Fedora, Mediawiki 2025-11-04 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-2024-34502 2 Fedoraproject, Mediawiki 2 Fedora, Mediawiki 2025-11-04 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 2025-11-04 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-2023-51704 1 Mediawiki 1 Mediawiki 2025-11-04 6.1 Medium
An issue was discovered 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. In includes/logging/RightsLogFormatter.php, group-*-member messages can result in XSS on Special:log/rights.
CVE-2023-45362 1 Mediawiki 1 Mediawiki 2025-11-04 4.3 Medium
An issue was discovered in DifferenceEngine.php in MediaWiki before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1. diff-multi-sameuser (aka "X intermediate revisions by the same user not shown") ignores username suppression. This is an information leak.
CVE-2023-45360 1 Mediawiki 1 Mediawiki 2025-11-04 5.4 Medium
An issue was discovered in MediaWiki before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1. There is XSS in youhavenewmessagesmanyusers and youhavenewmessages i18n messages. This is related to MediaWiki:Youhavenewmessagesfromusers.
CVE-2025-6926 1 Mediawiki 1 Mediawiki 2025-11-03 8.8 High
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.
CVE-2025-12004 1 Mediawiki 1 Mediawiki 2025-10-23 N/A
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.
CVE-2025-62701 1 Mediawiki 1 Mediawiki 2025-10-23 N/A
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - Wikistories allows Stored XSS.This issue affects Mediawiki - Wikistories: from master before 1.44.
CVE-2025-62661 1 Mediawiki 1 Mediawiki 2025-10-23 N/A
Incorrect Default Permissions vulnerability in The Wikimedia Foundation Mediawiki - Thanks Extension, Mediawiki - Growth Experiments Extension allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects Mediawiki - Thanks Extension, Mediawiki - Growth Experiments Extension: from 1.43 before 1.44.