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Shortdescription

shortdescription

Vendor: Mediawiki • 1 CVE

CVEs (1)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
CVE-2022-21710
1Mediawiki
1Shortdescription
Jun 17, 2026
Jan 24, 2022
N/A· v4
6.1 MEDIUM· v3
4.3 MEDIUM· v2
ShortDescription is a MediaWiki extension that provides local short description support. A cross-site scripting (XSS) vulnerability exists in versions prior to 2.3.4. On a wiki that has the ShortDescription enabled, XSS...Show more
ShortDescription is a MediaWiki extension that provides local short description support. A cross-site scripting (XSS) vulnerability exists in versions prior to 2.3.4. On a wiki that has the ShortDescription enabled, XSS can be triggered on any page or the page with the action=info parameter, which displays the shortdesc property. This is achieved using the wikitext `{{SHORTDESC:<img src=x onerror=alert()>}}`. This issue has a patch in version 2.3.4.Show less