CVE-2012-2698 Cross-site scripting in n/a
Remote attackers can inject arbitrary web script or HTML via the uselang parameter, potentially compromising user sessions.
- 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-2012-2698?
CVE-2012-2698 is a medium-severity cross-site scripting vulnerability in Mediawiki Mediawiki, published on 29 Jun 2012. 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 the outputPage function in includes/SkinTemplate.php in MediaWiki before 1.17.5, 1.18.x before 1.18.4, and 1.19.x before 1.19.1 allows remote attackers to inject arbitrary web script or HTML via the uselang parameter to index.php/Main_page.
Weakness: CWE-79
Which versions are affected by CVE-2012-2698?
It affects 1 product.
Products include Mediawiki Mediawiki.
How do I fix CVE-2012-2698?
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-2012-2698 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2012-2698 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Mediawiki Mediawiki
Sources
Also known as DEBIAN-CVE-2012-2698, GHSA-m9wp-hhqp-ww9j.