CVE-2026-22710

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.

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://gerrit.wikimedia.org/r/q/I39d0074b2ad022b6efe6ab3dd8c8ec0f86c6c466	Patch
https://phabricator.wikimedia.org/T409737	Exploit Issue Tracking
https://phabricator.wikimedia.org/T409737	Exploit Issue Tracking

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:wikimedia:wikibase:1.39:::::mediawiki::
	cpe:2.3:a:wikimedia:wikibase:1.43:::::mediawiki::
	cpe:2.3:a:wikimedia:wikibase:1.44:::::mediawiki::
	cpe:2.3:a:wikimedia:wikibase:1.45:::::mediawiki::

History

12 Feb 2026, 17:50

Type	Values Removed	Values Added
References	~~() https://gerrit.wikimedia.org/r/q/I39d0074b2ad022b6efe6ab3dd8c8ec0f86c6c466 -~~	() https://gerrit.wikimedia.org/r/q/I39d0074b2ad022b6efe6ab3dd8c8ec0f86c6c466 - Patch
References	~~() https://phabricator.wikimedia.org/T409737 -~~	() https://phabricator.wikimedia.org/T409737 - Exploit, Issue Tracking
First Time		Wikimedia Wikimedia wikibase
CPE		cpe:2.3:a:wikimedia:wikibase:1.43:::::mediawiki:: cpe:2.3:a:wikimedia:wikibase:1.39:::::mediawiki:: cpe:2.3:a:wikimedia:wikibase:1.44:::::mediawiki:: cpe:2.3:a:wikimedia:wikibase:1.45:::::mediawiki::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 5.4

09 Jan 2026, 20:15

Type	Values Removed	Values Added
References	~~() https://phabricator.wikimedia.org/T409737 -~~	() https://phabricator.wikimedia.org/T409737 -

09 Jan 2026, 00:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-01-09 00:15

Updated : 2026-02-12 17:50

NVD link : CVE-2026-22710

Mitre link : CVE-2026-22710

CVE.ORG link : CVE-2026-22710

JSON object : View

Products Affected

wikimedia

wikibase

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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