CVE-2025-26011 Memory corruption in n/a

Critical 9.8 Published 26 Mar 2025 Updated 27 Mar 2025

An unauthorized stack overflow in the admin.cgi parameter allows attackers to execute arbitrary code or escalate privileges on Telesquare routers.

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-2025-26011?

CVE-2025-26011 is a critical memory corruption vulnerability in n/a, published on 26 Mar 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Telesquare TLR-2005KSH 1.1.4 has an unauthorized stack overflow vulnerability when requesting the admin.cgi parameter with setUsernamePassword.

Weakness: CWE-120

Which versions are affected by CVE-2025-26011?

It affects 1 product.

Products include Telesquare Tlr-2005ksh Firmware.

How do I fix CVE-2025-26011?

No fix has been published for CVE-2025-26011 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2025-26011 being exploited?

There is no known exploitation of CVE-2025-26011 in the wild and no public exploit code.

Sources

Also known as GHSA-4fxf-g9xg-xh26.