CVE-2014-2853

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-04-29 · updated 2026-06-17
Weakness: CWE-79

Description

Cross-site scripting (XSS) vulnerability in includes/actions/InfoAction.php in MediaWiki before 1.21.9 and 1.22.x before 1.22.6 allows remote attackers to inject arbitrary web script or HTML via the sort key in an info action.

Affected products

Wikimedia Foundation MediaWiki: through 1.21.8; 1.1.0, 1.2.0, 1.2.1, 1.2.2, 1.2.3, 1.2.4 (+186)

References

http://lists.wikimedia.org/pipermail/mediawiki-announce/2014-April/000149.html
http://secunia.com/advisories/58262
http://www.securityfocus.com/bid/67068
http://www.securitytracker.com/id/1030161
https://bugzilla.redhat.com/show_bug.cgi?id=1091967
https://bugzilla.wikimedia.org/show_bug.cgi?id=63251
https://github.com/wikimedia/mediawiki-core/commit/0b695ae09aada343ab59be4a3c9963995a1143b6
https://www.mediawiki.org/wiki/Release_notes/1.21#Changes_since_1.21.8
https://www.mediawiki.org/wiki/Release_notes/1.22#Changes_since_1.22.5
http://lists.wikimedia.org/pipermail/mediawiki-announce/2014-April/000149.html
http://secunia.com/advisories/58262
http://www.securityfocus.com/bid/67068

Get alerted when CVE-2014-2853 or the next vulnerability affects your stack