CVE-2013-4567

Incomplete blacklist vulnerability in Sanitizer::checkCss in MediaWiki before 1.19.9, 1.20.x before 1.20.8, and 1.21.x before 1.21.3 allows remote attackers to conduct cross-site scripting (XSS) attacks via a \b (backspace) character in CSS.

Score

CVSS 2.0 4.3 Medium

Status

Modified - secalert@redhat.com

Published

2013-12-13

Last modified

2024-08-06

Affected products

• Mediawiki (Mediawiki)

References

• http://lists.fedoraproject.org/pipermail/package-announce/2013-December/122998.html
• http://lists.fedoraproject.org/pipermail/package-announce/2013-December/123011.html
• http://lists.wikimedia.org/pipermail/mediawiki-announce/2013-November/000135.html
• http://secunia.com/advisories/57472
• http://www.debian.org/security/2014/dsa-2891
• http://www.securityfocus.com/bid/63760
• https://bugzilla.wikimedia.org/show_bug.cgi?id=55332