CVE-2026-2118 UTT HiPER 810 rehttpd formReleaseConnect sub_4407D4 command injection

High 8.6 Published 8 Feb 2026 Updated 23 Feb 2026

Remote attackers can execute arbitrary commands on UTT HiPER 810 devices via the rehttpd service due to improper input validation in the Isp_Name parameter.

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

What is CVE-2026-2118?

CVE-2026-2118 is a high-severity command injection vulnerability in UTT HiPER 810, published on 8 Feb 2026. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A vulnerability was determined in UTT HiPER 810 1.7.4-141218. The impacted element is the function sub_4407D4 of the file /goform/formReleaseConnect of the component rehttpd. Executing a manipulation of the argument Isp_Name can lead to command injection. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized.

Weakness: CWE-77, CWE-74

Which versions are affected by CVE-2026-2118?

It affects 1 product.

Products include Utt 810 Firmware.

How do I fix CVE-2026-2118?

No fix has been published for CVE-2026-2118 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-2026-2118 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-2118 exists.

Sources

Also known as GHSA-g3xg-9c9v-6qx5.