CVE-2026-79079 Command injection in n/a
A local attacker can execute arbitrary code in CrossWire Xiphos via command injection in URL and menu components.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-79079?
CVE-2026-79079 is a high-severity command injection vulnerability in n/a, published on 21 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An issue in CrossWire Xiphos <= 4.3.2 allows a local attacker to execute arbitrary code via the src/main/url.cc and src/gtk/menu_popup.c components
Weakness: CWE-78
Which versions are affected by CVE-2026-79079?
How do I fix CVE-2026-79079?
Upgrade to a fixed version.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2026-79079 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-79079 exists.
Sources
Also known as DEBIAN-CVE-2026-79079, GHSA-m3hm-f9qq-cmg5, UBUNTU-CVE-2026-79079.