CVE-2018-8726 Memory corruption in n/a

High 7.8 Published 11 Jan 2021 Updated 9 Jul 2026

A buffer overflow in K7 Antivirus Premium allows local attackers to execute arbitrary code.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2018-8726?

CVE-2018-8726 is a high-severity memory corruption vulnerability in n/a, published on 11 Jan 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

K7Computing Pvt Ltd K7Antivirus Premium 15.1.0.53 is affected by: Buffer Overflow. The impact is: execute arbitrary code (local). The component is: K7TSMngr.exe.

Weakness: CWE-120

Which versions are affected by CVE-2018-8726?

It affects 4 products.

Products include K7computing Antivrius, K7computing Enterprise Security, K7computing Total Security, K7computing Ultimate Security.

How do I fix CVE-2018-8726?

No fix has been published for CVE-2018-8726 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-2018-8726 being exploited?

There is no known exploitation of CVE-2018-8726 in the wild and no public exploit code.

Sources

Also known as GHSA-vc53-c78q-93qw.