Vulnerability in MediaWiki

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.

EPSS: 0.013 (68.6th percentile) — read the EPSS interpretation.

Affected products

  • Mediawiki — versions 1.19, 1.19.0, 1.19.1
  • N/a — versions n/a

References