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CVE-2013-4567

MEDIUM · CVSS 4.3EPSS 1.3%EU EUVD

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.

Key facts

CVSS score
4.3 (v2.0)
Severity
MEDIUM
CVSS vector
AV:N/AC:M/Au:N/C:N/I:P/A:N
EPSS score
1.3% (72th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2013-4425)
Published
December 13, 2013
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-4425 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki
  • mediawiki / mediawiki

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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