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Vulnerability details: VCID-a1vt-rm2f-bufa
Vulnerability ID VCID-a1vt-rm2f-bufa
Aliases CVE-2014-2853
GHSA-6h86-9r5g-f2h5
Summary Cross-site scripting vulnerability in includes/actions/InfoAction.php Cross-site scripting (XSS) vulnerability in includes/actions/InfoAction.php in MediaWiki before 1.21.9 and 1.22.x before 1.22.6 allows remote attackers to inject arbitrary web script or HTML via the sort key in an info action.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
generic_textual MODERATE http://lists.wikimedia.org/pipermail/mediawiki-announce/2014-April/000149.html
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
epss 0.00454 https://api.first.org/data/v1/epss?cve=CVE-2014-2853
generic_textual MODERATE https://bugzilla.redhat.com/show_bug.cgi?id=1091967
generic_textual MODERATE https://bugzilla.wikimedia.org/show_bug.cgi?id=63251
generic_textual MODERATE http://secunia.com/advisories/58262
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-6h86-9r5g-f2h5
generic_textual MODERATE https://github.com/wikimedia/mediawiki
generic_textual MODERATE https://github.com/wikimedia/mediawiki-core/commit/0b695ae09aada343ab59be4a3c9963995a1143b6
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2014-2853
generic_textual MODERATE https://www.mediawiki.org/wiki/Release_notes/1.21#Changes_since_1.21.8
generic_textual MODERATE https://www.mediawiki.org/wiki/Release_notes/1.22#Changes_since_1.22.5
generic_textual MODERATE http://www.securityfocus.com/bid/67068
generic_textual MODERATE http://www.securitytracker.com/id/1030161
Reference id Reference type URL
http://lists.wikimedia.org/pipermail/mediawiki-announce/2014-April/000149.html
https://api.first.org/data/v1/epss?cve=CVE-2014-2853
https://bugzilla.redhat.com/show_bug.cgi?id=1091967
https://bugzilla.wikimedia.org/show_bug.cgi?id=63251
http://secunia.com/advisories/58262
https://github.com/wikimedia/mediawiki
https://github.com/wikimedia/mediawiki-core/commit/0b695ae09aada343ab59be4a3c9963995a1143b6
https://nvd.nist.gov/vuln/detail/CVE-2014-2853
https://www.mediawiki.org/wiki/Release_notes/1.21#Changes_since_1.21.8
https://www.mediawiki.org/wiki/Release_notes/1.22#Changes_since_1.22.5
http://www.securityfocus.com/bid/67068
http://www.securitytracker.com/id/1030161
GHSA-6h86-9r5g-f2h5 https://github.com/advisories/GHSA-6h86-9r5g-f2h5
GLSA-201502-04 https://security.gentoo.org/glsa/201502-04
No exploits are available.
Exploit Prediction Scoring System (EPSS)
Percentile 0.63732
EPSS Score 0.00454
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:08:32.164924+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-6h86-9r5g-f2h5/GHSA-6h86-9r5g-f2h5.json 38.0.0