VulnerabilityModified
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.
MEDIUM 4.3EPSS 1.35%
Does this matter?
Lower severity and a low EPSS score (1.35%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N
- EPSS
- 1.35% probability · 70th percentile
- CISA KEV
- Not listed
- Affected
- mediawiki/mediawiki
- Source
- secalert@redhat.com
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
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.