CVE-2013-4301
MEDIUM · CVSS 5.0EPSS 2.1%EU EUVD
includes/resourceloader/ResourceLoaderContext.php in MediaWiki 1.19.x before 1.19.8, 1.20.x before 1.20.7, and 1.21.x before 1.21.2 allows remote attackers to obtain sensitive information via a "<" (open angle bracket) character in the lang parameter to w/load.php, which reveals the installation path in an error message.
Key facts
- CVSS score
- 5.0 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:L/Au:N/C:P/I:N/A:N- Weakness (CWE)
- CWE-200
- EPSS score
- 2.1% (82th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2013-4195)
- Published
- October 27, 2013
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2013-4195 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- mediawiki / mediawiki
- mediawiki / mediawiki
- mediawiki / mediawiki
- mediawiki / mediawiki
- mediawiki / mediawiki
- mediawiki / mediawiki
- mediawiki / mediawiki
- mediawiki / mediawiki
- mediawiki / mediawiki
- mediawiki / mediawiki
- mediawiki / mediawiki
- mediawiki / mediawiki
- mediawiki / mediawiki
- mediawiki / mediawiki
- mediawiki / mediawiki
- mediawiki / mediawiki
- mediawiki / mediawiki
References
- http://lists.wikimedia.org/pipermail/mediawiki-announce/2013-September/000133.html
- http://osvdb.org/96913
- http://seclists.org/oss-sec/2013/q3/553
- http://secunia.com/advisories/54715(Vendor Advisory)
- https://bugzilla.wikimedia.org/show_bug.cgi?id=46332(Exploit, Patch)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/86895
- https://www.mediawiki.org/wiki/Release_notes/1.19
- https://www.mediawiki.org/wiki/Release_notes/1.20
- https://www.mediawiki.org/wiki/Release_notes/1.21
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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