CVE-2026-75364 Command injection in n/a
Remote authenticated attackers can execute arbitrary commands with root privileges via unsanitized input in the update_interface_png handler.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-75364?
CVE-2026-75364 is a medium-severity command injection vulnerability in n/a, published on 26 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Comfast CF-N1-S firmware 2.6.0.1 and CF-WR630AX (2024-01-30 build), the update_interface_png SET handler in /usr/bin/webmgnt fails to sanitize the display_name parameter. User-controlled input is concatenated via sprintf() into the unquoted shell command `/etc/rrd/graphinterface %s %s` and executed by system() with root privileges. A remote authenticated attacker can inject arbitrary commands
Weakness: CWE-78
Which versions are affected by CVE-2026-75364?
How do I fix CVE-2026-75364?
No fix has been published for CVE-2026-75364 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2026-75364 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-75364 exists.
Sources
Also known as GHSA-qv35-pwh5-6j88.