CVE-2026-30006 Memory corruption in n/a

Medium 6.2 Published 23 Mar 2026 Updated 23 Mar 2026

A stack buffer overrun in XnSoft NConvert allows attackers to execute arbitrary code or cause denial of service via a crafted TIFF file.

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

What is CVE-2026-30006?

CVE-2026-30006 is a medium-severity memory corruption vulnerability in n/a, published on 23 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

XnSoft NConvert 7.230 is vulnerable to Stack Buffer Overrun via a crafted .tiff file.

Weakness: CWE-120

Which versions are affected by CVE-2026-30006?

It affects 1 product.

Products include Xnview Nconvert.

How do I fix CVE-2026-30006?

No fix has been published for CVE-2026-30006 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-2026-30006 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-30006 exists.

Sources

Also known as GHSA-h33x-g7hg-8q7v.