EUVD-2026-90211

Improper neutralization of Script-Related HTML tags in a web page basic XSS vulnerability in The Wikimedia Foundation MediaWiki Wikbase extension allows Cross-Site Scripting XSS. This issue affects MediaWiki Wikbase extension: 1.46, 1.45, and 1.43...

CVE-2026-103438

The The Wikimedia Foundation MediaWiki Wikistories extension is vulnerable to Cross-Site Scripting (XSS) due to the improper neutralization of Script-Related HTML tags in a web page. This vulnerability specifically affects versions 1.46, 1.45, and 1.43 . The issue is addressed through updates to ...

EUVD-2026-90210

Improper neutralization of Script-Related HTML tags in a web page basic XSS vulnerability in The Wikimedia Foundation MediaWiki Wikistories extension allows Cross-Site Scripting XSS. This issue affects MediaWiki Wikistories extension: 1.46, 1.45, and 1.43...

EUVD-2026-90201

Improper neutralization of Script-Related HTML tags in a web page basic XSS vulnerability in The Wikimedia Foundation MediaWiki ReadingLists extension allows Reflected XSS. This issue affects MediaWiki ReadingLists extension: 1.46 and 1.45...

CVE-2026-103443

Improper neutralization of Script-Related HTML tags in a web page basic XSS vulnerability in The Wikimedia Foundation MediaWiki Collection Book extension allows XSS Targeting Non-Script Elements. This issue affects MediaWiki Collection Book extension: 1.46, 1.45, and 1.43...

EUVD-2026-90196

Improper neutralization of Script-Related HTML tags in a web page basic XSS vulnerability in The Wikimedia Foundation MediaWiki PageForms extension allows Stored XSS. This issue affects MediaWiki PageForms extension: 1.46, 1.45, and 1.43...

CVE-2026-103049

Improper neutralization of input during web page generation 'cross-site scripting' vulnerability in The Wikimedia Foundation Mediawiki - Cargo extension allows Reflected XSS. This issue affects Mediawiki - Cargo extension: before 1.46.1...

CVE-2026-103045

Improper neutralization of input during web page generation 'cross-site scripting' vulnerability in The Wikimedia Foundation Mediawiki - Refreshed skin allows Stored XSS. This issue affects Mediawiki - Refreshed skin: before 1.46.1, 1.45.5, 1.43.10...

CVE-2026-103045

The MediaWiki Refreshed skin is vulnerable to a Stored Cross-Site Scripting (XSS) flaw due to improper sanitization of user-supplied input before web page rendering. This issue affects versions before 1.46.1, 1.45.5, and 1.43.10 . A remote attacker can inject malicious scripts into persistent con...

EUVD-2026-89092

Improper Neutralization of Input During Web Page Generation XSS or 'Cross-site Scripting' vulnerability in Wikimedia Foundation Mediawiki - Wikibase Extension allows Stored XSS. This issue affects Mediawiki - Wikibase Extension: from before 1.46.1, 1.45.5, 1.43.10...

CVE-2026-100238

The Wikimedia Foundation Mediawiki - Flow Extension is vulnerable to Stored Cross-Site Scripting (XSS) due to improper neutralization of input during web page generation. Specifically, the flow colon-separator and flow-guidedtour-optin-welcome-description messages allow for the injection of malic...

EUVD-2026-87204

Improper neutralization of input during web page generation 'cross-site scripting' vulnerability in The Wikimedia Foundation Mediawiki - Thanks Extension allows Stored XSS. This issue affects Mediawiki - Thanks Extension: from before 1.43.10/1.45.5/1.46.1...

CVE-2026-14363: Improper Neutralization of Special Elements used in an SQL Command

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...

CVE-2026-39936: Improper Neutralization of Input During Web Page Generation

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,...

CVE-2026-39935: Improper Neutralization of Input During Web Page Generation

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...

CVE-2026-39934: Loop with Unreachable Exit Condition

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...

CVE-2026-22711: Improper Neutralization of Alternate XSS Syntax

Improper neutralization of alternate XSS syntax vulnerability in The Wikimedia Foundation Mediawiki - Wikilove 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...

CVE-2026-39933: Improper Neutralization of Input During Web Page Generation

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 version...

CVE-2026-39937: Improper Removal of Sensitive Information Before Storage or Transfer

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....

CVE-2025-11175: Improper Neutralization of Special Elements used in an Expression Language Statement

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 Extensio...