CVE-2025-45042 Command injection in n/a

Critical 9.8 Published 5 May 2025 Updated 5 May 2025

Attackers can execute arbitrary commands on Tenda AC9 routers if the Telnet function is enabled.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-45042?

CVE-2025-45042 is a critical command injection vulnerability in Tenda Ac9 Firmware, published on 5 May 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Tenda AC9 v15.03.05.14 was discovered to contain a command injection vulnerability via the Telnet function.

Weakness: CWE-77, CWE-78

Which versions are affected by CVE-2025-45042?

It affects 1 product.

Products include Tenda Ac9 Firmware.

How do I fix CVE-2025-45042?

No fix has been published for CVE-2025-45042 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-2025-45042 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-45042 exists.

All Tenda Ac9 Firmware vulnerabilities

Sources

Also known as GHSA-m46c-2xgf-gfrv.