CVE-2013-6454 Cross-site scripting in n/a

Medium 4.3 Published 12 May 2014 Updated 6 Aug 2024

Remote attackers can inject arbitrary web script or HTML via a specific attribute, potentially compromising user sessions or data.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2013-6454?

CVE-2013-6454 is a medium-severity cross-site scripting vulnerability in Mediawiki Mediawiki, published on 12 May 2014. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Cross-site scripting (XSS) vulnerability in MediaWiki 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 a -o-link attribute.

Weakness: CWE-79

Which versions are affected by CVE-2013-6454?

It affects 1 product.

Products include Mediawiki Mediawiki.

How do I fix CVE-2013-6454?

Upgrade to a fixed version.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2013-6454 being exploited?

There is no known exploitation of CVE-2013-6454 in the wild and no public exploit code.

All Mediawiki Mediawiki vulnerabilities

Sources

Also known as DEBIAN-CVE-2013-6454, GHSA-vpcq-vv5m-c4vj.