CVE-2026-78435 Faveo Helpdesk Logo SettingsController.php unlink path traversal
Remote attackers with permissions can exploit a path traversal in the logo handler to delete arbitrary files via the unlink function.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-78435?
CVE-2026-78435 is a medium-severity path traversal vulnerability in Faveo Helpdesk, published on 24 Aug 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
A vulnerability has been found in Faveo Helpdesk up to 2.0.3. Affected is the function unlink of the file app/Http/Controllers/Admin/helpdesk/SettingsController.php of the component Logo Handler. Such manipulation of the argument data1 leads to path traversal. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Weakness: CWE-22
Which versions are affected by CVE-2026-78435?
How do I fix CVE-2026-78435?
No fix has been published for CVE-2026-78435 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-78435 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-78435 exists.
Sources
Also known as GHSA-gcqg-5pvv-vcwv.