Vulnerability Monitor

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CVE-2013-4568

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.

Security Impact Summary

CVE-2013-4568 is a security vulnerability that . Impacting 1 product from mediawiki organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2013, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2013-12-13T18:07:54.093

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:P/A:N

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
NVD-CWE-Other

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mediawiki	mediawiki	1.20	Yes
Application	mediawiki	mediawiki	1.20.1	Yes
Application	mediawiki	mediawiki	1.20.2	Yes
Application	mediawiki	mediawiki	1.20.3	Yes
Application	mediawiki	mediawiki	1.20.4	Yes
Application	mediawiki	mediawiki	1.20.5	Yes
Application	mediawiki	mediawiki	1.20.6	Yes
Application	mediawiki	mediawiki	1.20.7	Yes
Application	mediawiki	mediawiki	1.21	Yes
Application	mediawiki	mediawiki	1.21.1	Yes
Application	mediawiki	mediawiki	1.21.2	Yes
Application	mediawiki	mediawiki	≤ 1.19.8	Yes
Application	mediawiki	mediawiki	1.19	Yes
Application	mediawiki	mediawiki	1.19	Yes
Application	mediawiki	mediawiki	1.19	Yes
Application	mediawiki	mediawiki	1.19.0	Yes
Application	mediawiki	mediawiki	1.19.1	Yes
Application	mediawiki	mediawiki	1.19.2	Yes
Application	mediawiki	mediawiki	1.19.3	Yes
Application	mediawiki	mediawiki	1.19.4	Yes
Application	mediawiki	mediawiki	1.19.5	Yes
Application	mediawiki	mediawiki	1.19.6	Yes
Application	mediawiki	mediawiki	1.19.7	Yes

References

http://lists.fedoraproject.org/pipermail/package-announce/2013-December/122998.html ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2013-December/123011.html ([email protected])
http://lists.wikimedia.org/pipermail/mediawiki-announce/2013-November/000135.html ([email protected])
http://secunia.com/advisories/57472 ([email protected])
http://www.debian.org/security/2014/dsa-2891 ([email protected])
http://www.securityfocus.com/bid/63761 ([email protected])
https://bugzilla.wikimedia.org/attachment.cgi?id=13452&action=diff ([email protected])
https://bugzilla.wikimedia.org/show_bug.cgi?id=55332 ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2013-December/122998.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2013-December/123011.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.wikimedia.org/pipermail/mediawiki-announce/2013-November/000135.html (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/57472 (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2014/dsa-2891 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/63761 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.wikimedia.org/attachment.cgi?id=13452&action=diff (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.wikimedia.org/show_bug.cgi?id=55332 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For mediawiki's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.