CVE-2014-6243 Cross-site scripting in n/a
Remote attackers can inject arbitrary web script via the error parameter in the EWWW Image Optimizer plugin, 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-2014-6243?
CVE-2014-6243 is a medium-severity cross-site scripting vulnerability in n/a, published on 10 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
Cross-site scripting (XSS) vulnerability in the EWWW Image Optimizer plugin before 2.0.2 for WordPress allows remote attackers to inject arbitrary web script or HTML via the error parameter in the ewww-image-optimizer.php page to wp-admin/options-general.php, which is not properly handled in a pngout error message.
Weakness: CWE-79
Which versions are affected by CVE-2014-6243?
It affects 1 product.
Products include Ewww Image Optimizer Plugin Project Ewww Image Optimizer Plugin.
How do I fix CVE-2014-6243?
No fix has been published for CVE-2014-6243 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-2014-6243 being exploited?
There is no known exploitation of CVE-2014-6243 in the wild and no public exploit code.
Sources
Also known as GHSA-vf63-rh76-xv4g.