CVE-2024-5966 Grey Opaque <= 2.0.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via Download-Button Shortcode
Authenticated attackers can inject arbitrary scripts via the Download-Button shortcode, leading to stored XSS execution for other users.
- 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-2024-5966?
CVE-2024-5966 is a medium-severity cross-site scripting vulnerability in ppfeufer Grey Opaque, published on 22 Jun 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Grey Opaque theme for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘url’ parameter within the theme's Download-Button shortcode in all versions up to, and including, 2.0.1 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-2024-5966?
It affects 1 product.
Products include Grey Opaque Project Grey Opaque.
How do I fix CVE-2024-5966?
No fix has been published for CVE-2024-5966 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-2024-5966 being exploited?
There is no known exploitation of CVE-2024-5966 in the wild and no public exploit code.
Sources
Also known as GHSA-prwf-rj34-gc23.