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.
Advisories
Source ID Title
Debian DSA Debian DSA DSA-2366-1 mediawiki security update
EUVD EUVD EUVD-2011-1580 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.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T22:28:41.908Z

Reserved: 2011-04-05T00:00:00

Link: CVE-2011-1579

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2011-04-27T00:55:04.600

Modified: 2025-04-11T00:51:21.963

Link: CVE-2011-1579

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.