CyberRota Analysis
This is a medium severity vulnerability with a CVSS score of 4.3. It may be remotely exploitable.
CVE
CVE-2013-4567
Severity
MEDIUM
CVSS
4.3
EPSS
1.35%
Original NVD Description
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.