CVE-2024-4386 Gallery Block (Meow Gallery) <= 5.1.3 - Authenticated (Contributor+) Stored Cross-Site Scripting
Authenticated attackers can inject arbitrary web scripts via the data_atts parameter, leading to stored XSS execution on victim pages.
- 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-2024-4386?
CVE-2024-4386 is a medium-severity cross-site scripting vulnerability in tigroumeow Meow Gallery, published on 9 May 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Gallery Block (Meow Gallery) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘data_atts’ parameter in versions up to, and including, 5.1.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level permissions 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-2024-4386?
How do I fix CVE-2024-4386?
No fix has been published for CVE-2024-4386 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-2024-4386 being exploited?
There is no known exploitation of CVE-2024-4386 in the wild and no public exploit code.
Sources
Also known as GHSA-vp3c-7mvg-xx4f.