CVE-2026-96884 MantisZip Preview MainWindow.UI.cs Path.Combine path traversal
Remote attackers can exploit a path traversal flaw in MantisZip's preview component to read or modify arbitrary files on the victim's system.
- 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-2026-96884?
CVE-2026-96884 is a medium-severity path traversal vulnerability in MantisZip, published on 24 Sep 2026. 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
A security flaw has been discovered in MantisZip up to 0.4.5. Affected by this issue is the function Path.Combine of the file MainWindow.UI.cs of the component Preview. The manipulation results in path traversal. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks. 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-2026-96884?
How do I fix CVE-2026-96884?
No fix has been published for CVE-2026-96884 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-2026-96884 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-96884 exists.
Sources
Also known as GHSA-8wpp-hqmp-mx7v.