Is CVE-2014-5241 in the CISA KEV catalog?

No. CVE-2014-5241 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2014-5241?

CVE-2014-5241 has a CVSS v2 base score of 6.8 (MEDIUM).

What is the EPSS score for CVE-2014-5241?

CVE-2014-5241 has an EPSS score of 0.84% (53th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2014-5241?

Upgrade mediawiki on debian 11 to 1:1.19.18+dfsg-0.1 or later.

CVE & CISA-KEV Catalog

CVE-2014-5241

MEDIUM

6.8

CVSS v2

NVD

Description

The JSONP endpoint in includes/api/ApiFormatJson.php in MediaWiki before 1.19.18, 1.20.x through 1.22.x before 1.22.9, and 1.23.x before 1.23.2 accepts certain long callback values and does not restrict the initial bytes of a JSONP response, which allows remote attackers to conduct cross-site request forgery (CSRF) attacks, and obtain sensitive information, via a crafted OBJECT element with SWF content consistent with a restricted character set.

CWE-352Cross-Site Request Forgery

How to fix

Remediation Available

mediawikiDebian

Fixed in:1:1.19.18+dfsg-0.1CVE-2014-5241

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

0.84%probability of exploitation in 30 days

53rdpercentile

Moderate risk: more likely to be exploited than 53% of all known CVEs.

References

Patch1

bugzilla.wikimedia.org

Other references6

Related Vulnerabilities

Other CWE-352 (Cross-Site Request Forgery) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2016-6277	High	8.8	100%	KEV	-
CVE-2014-0054	Medium	6.8	91%	-	Fix
CVE-2013-6429	Medium	6.8	90%	-	Fix
CVE-2022-41622	High	8.8	88%	-	-
CVE-2018-7700	High	8.8	75%	-	-
CVE-2015-2295	Medium	6.8	66%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.