CVE-2024-5965 Mosaic <= 1.7.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via Button Shortcode
Authenticated attackers can inject arbitrary scripts via the Button shortcode, leading to script execution in victim browsers.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-5965?
CVE-2024-5965 is a medium-severity cross-site scripting vulnerability in wildweblab Mosaic, published on 22 Jun 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Mosaic theme for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘link’ parameter within the theme's Button shortcode in all versions up to, and including, 1.7.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Weakness: CWE-79
Which versions are affected by CVE-2024-5965?
It affects 1 product.
Products include Wildweblab Mosaic.
How do I fix CVE-2024-5965?
No fix has been published for CVE-2024-5965 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-2024-5965 being exploited?
There is no known exploitation of CVE-2024-5965 in the wild and no public exploit code.
Sources
Also known as GHSA-6qf5-8x9x-hm85.