CVE-2024-13400 Kona Gallery Block <= 1.7 - Authenticated (Contributor+) Stored Cross-Site Scripting
Authenticated attackers can inject arbitrary scripts via the align attribute in the Kona Gallery Block plugin, leading to stored XSS.
- 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-2024-13400?
CVE-2024-13400 is a medium-severity cross-site scripting vulnerability in gubbigubbi Kona Gallery Block, published on 30 Jan 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Kona Gallery Block plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the "Kona: Instagram for Gutenberg" Block, specifically in the "align" attribute, in all versions up to, and including, 1.7 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-2024-13400?
It affects 1 product.
Products include Gubbigubbi Kona Gallery Block.
How do I fix CVE-2024-13400?
No fix has been published for CVE-2024-13400 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-2024-13400 being exploited?
There is no known exploitation of CVE-2024-13400 in the wild and no public exploit code.
Sources
Also known as GHSA-4v2c-h5r2-9g7x.