Is CVE-2013-4302 in the CISA KEV catalog?

No. CVE-2013-4302 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2013-4302?

CVE-2013-4302 has a CVSS v2 base score of 5.0 (MEDIUM).

What is the EPSS score for CVE-2013-4302?

CVE-2013-4302 has an EPSS score of 1.99% (78th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2013-4302?

Upgrade mediawiki on debian 11 to 1:1.19.8+dfsg-1 or later.

CVE & CISA-KEV Catalog

CVE-2013-4302

MEDIUMEPSS 78th pctl

5.0

CVSS v2

NVD

Description

(1) ApiBlock.php, (2) ApiCreateAccount.php, (3) ApiLogin.php, (4) ApiMain.php, (5) ApiQueryDeletedrevs.php, (6) ApiTokens.php, and (7) ApiUnblock.php in includes/api/ in MediaWiki 1.19.x before 1.19.8, 1.20.x before 1.20.7, and 1.21.x before 1.21.2 allow remote attackers to obtain CSRF tokens and bypass the cross-site request forgery (CSRF) protection mechanism via a JSONP request to wiki/api.php.

CWE-264Permissions, Privileges, and Access Controls

How to fix

Remediation Available

mediawikiDebian

Fixed in:1:1.19.8+dfsg-1CVE-2013-4302

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

1.99%probability of exploitation in 30 days

78thpercentile

Elevated risk: more likely to be exploited than 78% of all known CVEs.

References

Patch3

Vendor Advisory1

secunia.com

Other references6

Related Vulnerabilities

Other CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2012-1456	Medium	4.3	100%	-	-
CVE-2012-1459	Medium	4.3	100%	-	Fix
CVE-2012-1446	Medium	4.3	100%	-	-
CVE-2012-1443	Medium	4.3	100%	-	-
CVE-2012-1442	Medium	4.3	99%	-	-
CVE-2012-1457	Medium	4.3	98%	-	Fix

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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 2026-04-29.