CVE-2013-6451

Name: CVE-2013-6451
Creator: NVD / NIST
Published: 2020-01-28T15:15:14.56+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 1.08%

Last modified Jun 17, 2026

CVE-2013-6451 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Cross-site scripting (XSS) vulnerability in MediaWiki 1.19.9 before 1.19.10, 1.2x before 1.21.4, and 1.22.x before 1.22.1 allows remote attackers to inject arbitrary web script or HTML via unspecified CSS values.. EPSS estimates a 1.08% chance of exploitation in the next 30 days.

Description

Cross-site scripting (XSS) vulnerability in MediaWiki 1.19.9 before 1.19.10, 1.2x before 1.21.4, and 1.22.x before 1.22.1 allows remote attackers to inject arbitrary web script or HTML via unspecified CSS values.

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

1.08%

60.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Mediawiki	Mediawiki	>= 1.19.9, < 1.19.10
Mediawiki	Mediawiki	>= 1.20.0, < 1.21.4
Mediawiki	Mediawiki	>= 1.22.0, < 1.22.1

References

http://lists.wikimedia.org/pipermail/mediawiki-announce/2014-January/000138.htmlVendor Advisory
http://lists.wikimedia.org/pipermail/mediawiki-announce/2014-January/000138.htmlVendor Advisory

Timeline

Published: Jan 28, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2013-6451?

How severe is CVE-2013-6451?

CVE-2013-6451 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 1.08% probability of exploitation in the next 30 days.

How do I fix CVE-2013-6451?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2013-6451?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST