CVEvulnerability

CVE-2013-4568

4.3 MEDIUM Published 2013-12-13 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2013-12-13
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:P/A:N

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 certain non-ASCII characters in CSS, as demonstrated using variations of "expression" containing (1) full width characters or (2) IPA extensions, which are converted and rendered by Internet Explorer.

Affected configurations

• mediawiki mediawiki 1.20 • mediawiki mediawiki 1.20.1 • mediawiki mediawiki 1.20.2 • mediawiki mediawiki 1.20.3 • mediawiki mediawiki 1.20.4 • mediawiki mediawiki 1.20.5 • mediawiki mediawiki 1.20.6 • mediawiki mediawiki 1.20.7 • mediawiki mediawiki 1.21 • mediawiki mediawiki 1.21.1 • mediawiki mediawiki 1.21.2 • mediawiki mediawiki (<= 1.19.8) • mediawiki mediawiki 1.19 • mediawiki mediawiki 1.19.0 • mediawiki mediawiki 1.19.1 • mediawiki mediawiki 1.19.2 • mediawiki mediawiki 1.19.3 • mediawiki mediawiki 1.19.4 • mediawiki mediawiki 1.19.5 • mediawiki mediawiki 1.19.6 • mediawiki mediawiki 1.19.7

References