CVEvulnerability
CVE-2011-1579
5.8 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2011-04-27
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 5.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:N
- Weaknesses
- CWE-20
Description
The checkCss function in includes/Sanitizer.php in the wikitext parser in MediaWiki before 1.16.3 does not properly validate Cascading Style Sheets (CSS) token sequences, which allows remote attackers to conduct cross-site scripting (XSS) attacks or obtain sensitive information by using the \2f\2a and \2a\2f hex strings to surround CSS comments.
Affected configurations
• mediawiki mediawiki (<= 1.16.2)
• mediawiki mediawiki 1.1.0
• mediawiki mediawiki 1.2.0
• mediawiki mediawiki 1.2.1
• mediawiki mediawiki 1.2.2
• mediawiki mediawiki 1.2.3
• mediawiki mediawiki 1.2.4
• mediawiki mediawiki 1.2.5
• mediawiki mediawiki 1.2.6
• mediawiki mediawiki 1.3
• mediawiki mediawiki 1.3.0
• mediawiki mediawiki 1.3.1
• mediawiki mediawiki 1.3.2
• mediawiki mediawiki 1.3.3
• mediawiki mediawiki 1.3.4
• mediawiki mediawiki 1.3.5
• mediawiki mediawiki 1.3.6
• mediawiki mediawiki 1.3.7
• mediawiki mediawiki 1.3.8
• mediawiki mediawiki 1.3.9
• mediawiki mediawiki 1.3.10
• mediawiki mediawiki 1.3.11
• mediawiki mediawiki 1.3.12
• mediawiki mediawiki 1.3.13
• mediawiki mediawiki 1.3.14
• mediawiki mediawiki 1.3.15
• mediawiki mediawiki 1.4
• mediawiki mediawiki 1.4.0
• mediawiki mediawiki 1.4.1
• mediawiki mediawiki 1.4.2
• mediawiki mediawiki 1.4.3
• mediawiki mediawiki 1.4.4
• mediawiki mediawiki 1.4.5
• mediawiki mediawiki 1.4.6
• mediawiki mediawiki 1.4.7
• mediawiki mediawiki 1.4.8
• mediawiki mediawiki 1.4.9
• mediawiki mediawiki 1.4.10
• mediawiki mediawiki 1.4.11
• mediawiki mediawiki 1.4.12
• mediawiki mediawiki 1.4.13
• mediawiki mediawiki 1.4.14
• mediawiki mediawiki 1.5
• mediawiki mediawiki 1.5.0
• mediawiki mediawiki 1.5.1
• mediawiki mediawiki 1.5.2
• mediawiki mediawiki 1.5.3
• mediawiki mediawiki 1.5.4
• mediawiki mediawiki 1.5.5
• mediawiki mediawiki 1.5.6
• mediawiki mediawiki 1.5.7
• mediawiki mediawiki 1.5.8
• mediawiki mediawiki 1.6.0
• mediawiki mediawiki 1.6.1
• mediawiki mediawiki 1.6.2
• mediawiki mediawiki 1.6.3
• mediawiki mediawiki 1.6.4
• mediawiki mediawiki 1.6.5
• mediawiki mediawiki 1.6.6
• mediawiki mediawiki 1.6.7
… and 51 more
Related
Weakness · CWE (1)
- CWE-20 Improper Input Validation weakness
References
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058588.html lists.fedoraproject.org
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058910.html lists.fedoraproject.org
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/059232.html lists.fedoraproject.org
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/059235.html lists.fedoraproject.org
- http://lists.wikimedia.org/pipermail/mediawiki-announce/2011-April/000096.html Vendor Advisory
- http://openwall.com/lists/oss-security/2011/04/13/15 openwall.com
- http://secunia.com/advisories/44142 Vendor Advisory
- http://www.debian.org/security/2011/dsa-2366 www.debian.org
- http://www.mediawiki.org/wiki/Special:Code/MediaWiki/85856 Exploit, Patch
- http://www.securityfocus.com/bid/47354 www.securityfocus.com
- http://www.vupen.com/english/advisories/2011/0978 Patch, Vendor Advisory
- http://www.vupen.com/english/advisories/2011/1100 www.vupen.com
- http://www.vupen.com/english/advisories/2011/1151 www.vupen.com
- https://bugzilla.redhat.com/show_bug.cgi?id=695577 bugzilla.redhat.com
- https://bugzilla.redhat.com/show_bug.cgi?id=696360 bugzilla.redhat.com
- https://bugzilla.wikimedia.org/show_bug.cgi?id=28450 bugzilla.wikimedia.org
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66738 exchange.xforce.ibmcloud.com
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058588.html lists.fedoraproject.org
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058910.html lists.fedoraproject.org
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/059232.html lists.fedoraproject.org
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/059235.html lists.fedoraproject.org
- http://lists.wikimedia.org/pipermail/mediawiki-announce/2011-April/000096.html Vendor Advisory
- http://openwall.com/lists/oss-security/2011/04/13/15 openwall.com
- http://secunia.com/advisories/44142 Vendor Advisory
- http://www.debian.org/security/2011/dsa-2366 www.debian.org
- http://www.mediawiki.org/wiki/Special:Code/MediaWiki/85856 Exploit, Patch
- http://www.securityfocus.com/bid/47354 www.securityfocus.com
- http://www.vupen.com/english/advisories/2011/0978 Patch, Vendor Advisory
- http://www.vupen.com/english/advisories/2011/1100 www.vupen.com
- http://www.vupen.com/english/advisories/2011/1151 www.vupen.com
- https://bugzilla.redhat.com/show_bug.cgi?id=695577 bugzilla.redhat.com
- https://bugzilla.redhat.com/show_bug.cgi?id=696360 bugzilla.redhat.com
- https://bugzilla.wikimedia.org/show_bug.cgi?id=28450 bugzilla.wikimedia.org
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66738 exchange.xforce.ibmcloud.com