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.
Published: 2013-12-13
Score: 4.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-2891-1 mediawiki security update
Debian DSA Debian DSA DSA-2891-2 mediawiki regression update
Debian DSA Debian DSA DSA-2891-3 mediawiki regression update
EUVD EUVD EUVD-2013-4426 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.
History

Mon, 14 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00438}

epss

{'score': 0.00448}


Subscriptions

Mediawiki Mediawiki
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T16:45:14.820Z

Reserved: 2013-06-12T00:00:00.000Z

Link: CVE-2013-4568

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2013-12-13T18:07:54.093

Modified: 2026-04-29T01:13:23.040

Link: CVE-2013-4568

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses