CVE-2026-58147 Authorized remote code execution via password change functionality in T-Mobile 5G Box IDU routers
An authenticated attacker can execute arbitrary OS commands with root privileges via the password change functionality in T-Mobile 5G Box IDU routers.
- 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-2026-58147?
CVE-2026-58147 is a critical command injection vulnerability in WNC T-Mobile 5G Box IDU, published on 16 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
WNC T-Mobile 5G Box IDU router contains an OS command injection vulnerability in the portal.cgi component's password change functionality. The application improperly neutralizes special elements in the http_passwd_hidden and http_passwdConfirm_hidden parameters, allowing an authenticated attacker to execute arbitrary commands on the underlying operating system with root privileges.This issue has been fixed in firmware version 1.1.0.651412
Weakness: CWE-78
Which versions are affected by CVE-2026-58147?
How do I fix CVE-2026-58147?
No fix has been published for CVE-2026-58147 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-2026-58147 being exploited?
There is no known exploitation of CVE-2026-58147 in the wild and no public exploit code.
Sources
Also known as GHSA-pfx4-383w-6gx3.