CVE-2013-4307 Cross-site scripting in n/a
Remote attackers can inject arbitrary web script or HTML via labels or descriptions in the Wikibase extension, potentially leading to session hijacking or malicious actions.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2013-4307?
CVE-2013-4307 is a medium-severity cross-site scripting vulnerability in Mediawiki Mediawiki, published on 11 Sep 2013. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Multiple cross-site scripting (XSS) vulnerabilities in repo/includes/EntityView.php in the Wikibase extension for MediaWiki 1.19.x before 1.19.8, 1.20.x before 1.20.7, and 1.21.x before 1.21.2 allow (1) remote attackers to inject arbitrary web script or HTML via a label in the "In other languages" section or (2) remote administrators to inject arbitrary web script or HTML via a description.
Weakness: CWE-79
Which versions are affected by CVE-2013-4307?
It affects 1 product.
Products include Mediawiki Mediawiki.
How do I fix CVE-2013-4307?
No fix has been published for CVE-2013-4307 yet. Limit exposure of the affected software until one is available.
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-2013-4307 being exploited?
There is no known exploitation of CVE-2013-4307 in the wild and no public exploit code.
Other vulnerabilities in Mediawiki Mediawiki
Sources
Also known as GHSA-phwx-rpp2-7qgc.