The Wikimedia Foundation vulnerabilities, page 3

98 vulnerabilities

Known vulnerabilities in The Wikimedia Foundation products, newest first, with CVSS severity, EPSS, KEV listings and ransomware use, across 76 products.

6.9CVE-2025-32078the wikimedia foundationmediawiki - version compare extension
EPSS score
0.40%
Improper Encoding or Escaping of Output vulnerability in The Wikimedia Foundation Mediawiki - Version Compare Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - Version Compare Extension: from 1.39 through 1.43.
6.9CVE-2025-32077the wikimedia foundationmediawiki - extension:simplecalendar
EPSS score
0.40%
Improper Input Validation vulnerability in The Wikimedia Foundation Mediawiki - Extension:SimpleCalendar allows Cross-Site Scripting (XSS).This issue affects Mediawiki - Extension:SimpleCalendar: from 1.39 through 1.43.
6.9CVE-2025-32075the wikimedia foundationmediawiki - tabs extension
EPSS score
0.40%
Improper Input Validation vulnerability in The Wikimedia Foundation Mediawiki - Tabs Extension allows Code Injection.This issue affects Mediawiki - Tabs Extension: from 1.39 through 1.43.
5.4CVE-2025-32070the wikimedia foundationmediawiki - ajax poll extension
EPSS score
0.23%
Improper Input Validation vulnerability in The Wikimedia Foundation Mediawiki - AJAX Poll Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - AJAX Poll Extension: from 1.39 through 1.43.
10CVE-2025-12004ubuntumediawiki+1
EPSS score
0.40%
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.
8.8CVE-2024-47846mediawikicargo+1
EPSS score
0.29%
Cross-Site Request Forgery (CSRF) vulnerability in The Wikimedia Foundation Mediawiki - Cargo allows Cross Site Request Forgery.This issue affects Mediawiki - Cargo: from 3.6.X before 3.6.1.
6.9CVE-2024-47840the wikimedia foundationmediawiki - apex skin+1
EPSS score
0.33%
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - Apex skin allows Stored XSS.This issue affects Mediawiki - Apex skin: from 1.39.X before 1.39.9, from 1.41.X before 1.41.3, from 1.42.X before 1.42.2.
6.9CVE-2024-47848the wikimedia foundationmediawiki - pagetriage
EPSS score
0.52%
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in The Wikimedia Foundation Mediawiki - PageTriage allows Authentication Bypass.This issue affects Mediawiki - PageTriage: from 1.39.X before 1.39.9, from 1.41.X before 1.41.3, from 1.42.X before 1.42.2.
8.2CVE-2024-47845the wikimedia foundationmediawiki - css extension+1
EPSS score
0.41%
Improper Encoding or Escaping of Output vulnerability in The Wikimedia Foundation Mediawiki - CSS Extension allows Code Injection.This issue affects Mediawiki - CSS Extension: from 1.39.X before 1.39.9, from 1.41.X before 1.41.3, from 1.42.X before 1.42.2.
9.8CVE-2024-47849mediawikicargo+1
EPSS score
0.56%
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in The Wikimedia Foundation Mediawiki - Cargo allows SQL Injection.This issue affects Mediawiki - Cargo: from 3.6.X before 3.6.1.
7.5CVE-2024-47841the wikimedia foundationmediawiki - css extension+1
EPSS score
34.57%
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in The Wikimedia Foundation Mediawiki - CSS Extension allows Path Traversal.This issue affects Mediawiki - CSS Extension: from 1.42.X before 1.42.2, from 1.41.X before 1.41.3, from 1.39.X before 1.39.9.
6.9CVE-2024-47847mediawikicargo+1
EPSS score
0.41%
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - Cargo allows Cross-Site Scripting (XSS).This issue affects Mediawiki - Cargo: from 3.6.X before 3.6.1.
6.9CVE-2026-14358mediawikimediawiki+1
EPSS score
0.30%
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in The Wikimedia Foundation Mediawiki - Charts Extension allows Cross-Site Scripting (XSS). This issue affects Mediawiki - Charts Extension: from * before 1.43.9,1.44.6,1.45.4.
9.8CVE-2026-14363mediawikicargo+1
EPSS score
0.52%
Improper neutralization of special elements used in an SQL command ('SQL injection') vulnerability in The Wikimedia Foundation Mediawiki - Cargo Extension allows SQL Injection. This issue affects Mediawiki - Cargo Extension: from * before 1.43.9,1.44.6,1.45.4.
6.9CVE-2026-39936the wikimedia foundationmediawiki - score extension
EPSS score
0.45%
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in The Wikimedia Foundation Mediawiki - Score Extension allows Cross-Site Scripting (XSS). The issue has been remediated on the `master` branch, and in the release branches for MediaWiki versions 1.43, 1.44, and 1.45.
6.9CVE-2026-39934the wikimedia foundationmediawiki - growthexperiments extension
EPSS score
0.43%
Loop with unreachable exit condition ('infinite loop') vulnerability in The Wikimedia Foundation Mediawiki - GrowthExperiments Extension allows Leveraging Time-of-Check and Time-of-Use (TOCTOU) Race Conditions. This issue was remediated only on the `master` branch.
6.9CVE-2026-39935the wikimedia foundationmediawiki - campaignevents extension
EPSS score
0.45%
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in The Wikimedia Foundation Mediawiki - CampaignEvents Extension allows Cross-Site Scripting (XSS). This issue was remediated only on the `master` branch.
8.8CVE-2026-39937the wikimedia foundationmediawiki - centralauth extension
EPSS score
0.45%
Improper removal of sensitive information before storage or transfer vulnerability in The Wikimedia Foundation Mediawiki - CentralAuth Extension allows Resource Leak Exposure. The issue has been remediated on the `master` branch, and in the release branches for MediaWiki versions 1.43, 1.44, and 1.45.
6.9CVE-2026-39933the wikimedia foundationmediawiki - globalwatchlist extension
EPSS score
0.45%
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in The Wikimedia Foundation Mediawiki - GlobalWatchlist Extension allows Cross-Site Scripting (XSS). The issue has been remediated on the `master` branch, and in the release branches for MediaWiki versions 1.43, 1.44, and 1.45.
1.1CVE-2026-103444the wikimedia foundationmediawiki wikiforum extension
EPSS score
0.34%
Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki WikiForum extension allows Stored XSS. This issue affects MediaWiki WikiForum extension: master.