CVE-2014-7295 Cross-site scripting in n/a
Authenticated users can inject malicious CSS into MediaWiki preferences or login pages, leading to cross-site scripting attacks against other users.
- 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
- Available
What is CVE-2014-7295?
CVE-2014-7295 is a low-severity cross-site scripting vulnerability in Mediawiki Mediawiki, published on 7 Oct 2014. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
The (1) Special:Preferences and (2) Special:UserLogin pages in MediaWiki before 1.19.20, 1.22.x before 1.22.12 and 1.23.x before 1.23.5 allows remote authenticated users to conduct cross-site scripting (XSS) attacks or have unspecified other impact via crafted CSS, as demonstrated by modifying MediaWiki:Common.css.
Weakness: CWE-79
Which versions are affected by CVE-2014-7295?
It affects 1 product.
Products include Mediawiki Mediawiki.
How do I fix CVE-2014-7295?
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-2014-7295 being exploited?
There is no known exploitation of CVE-2014-7295 in the wild and no public exploit code.
Other vulnerabilities in Mediawiki Mediawiki
Sources
Also known as DEBIAN-CVE-2014-7295, DSA-3046-1, GHSA-ch24-8hv8-9rmv.