CVE-2026-22710: Stored XSS through autocomment system messages in Wikibase
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.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2026-22710?
The severity of CVE-2026-22710 is considered critical due to its potential for Cross-Site Scripting (XSS).
How do I fix CVE-2026-22710?
To fix CVE-2026-22710, update to a version of Mediawiki - Wikibase Extension that is later than 1.45, as the vulnerability has been addressed in subsequent releases.
Which versions of Mediawiki - Wikibase Extension are affected by CVE-2026-22710?
CVE-2026-22710 affects Mediawiki - Wikibase Extension versions 1.39 to 1.45 inclusive.
What type of vulnerability is CVE-2026-22710?
CVE-2026-22710 is classified as an Improper Neutralization of Input During Web Page Generation, leading to Cross-Site Scripting (XSS).
Can CVE-2026-22710 be exploited remotely?
Yes, CVE-2026-22710 can be exploited remotely, allowing attackers to execute scripts in the context of a user's session.