CVE-2024-58291 Flatboard 3.2 Authenticated Stored Cross-Site Scripting via Forum Information Field
Authenticated administrators can inject malicious scripts into forum information fields, leading to session hijacking and client-side script execution for other users.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2024-58291?
CVE-2024-58291 is a medium-severity cross-site scripting vulnerability in Flatboard, published on 11 Dec 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Flatboard 3.2 contains a stored cross-site scripting vulnerability that allows authenticated administrators to inject malicious scripts in forum information fields. Attackers can insert JavaScript payloads that execute when other users view the forum, potentially stealing session cookies and executing client-side scripts.
Weakness: CWE-79
Which versions are affected by CVE-2024-58291?
How do I fix CVE-2024-58291?
No fix has been published for CVE-2024-58291 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-2024-58291 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-58291 exists.
Sources
Also known as GHSA-f8gj-7m24-xgj2.