GHSA-f679-254h-qhvj Leantime allows Cross-Site Scripting (XSS)
An attacker can inject malicious scripts into To-Do titles, potentially compromising user sessions or data in Leantime.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is GHSA-f679-254h-qhvj?
GHSA-f679-254h-qhvj is a cross-site scripting vulnerability in leantime/leantime, published on 21 Feb 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Summary
There is a cross-site scripting vulnerability on To-Do that affects a title field of a To-Do.
Which versions are affected by GHSA-f679-254h-qhvj?
2 open source packages ship an affected version, including leantime/leantime.
| Package | Affected | Fixed in |
|---|---|---|
leantime/leantime Packagist | All versions | 3.3 |
leantime/leantime Packagist | All versions | 3.3 |
How do I fix GHSA-f679-254h-qhvj?
Upgrade leantime/leantime to 3.3 or later.
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 GHSA-f679-254h-qhvj being exploited?
There is no known exploitation of GHSA-f679-254h-qhvj in the wild and no public exploit code.