CVE-2026-39020 Denial of service in n/a
A local attacker can cause a denial of service in Wings3D by providing a crafted Wavefront OBJ file.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-39020?
CVE-2026-39020 is a medium-severity denial of service vulnerability in n/a, published on 9 Sep 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
An issue in WIngs3D v.2.4.1 allows a local attacker to cause a denial of service via a crafted Wavefront OBJ file
Weakness: CWE-20
Which versions are affected by CVE-2026-39020?
How do I fix CVE-2026-39020?
No fix has been published for CVE-2026-39020 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-39020 being exploited?
There is no known exploitation of CVE-2026-39020 in the wild and no public exploit code.
Sources
Also known as GHSA-5wfq-pm3p-j596, UBUNTU-CVE-2026-39020.