CVE-2026-30007 Use after free in n/a

Medium 6.2 Published 23 Mar 2026 Updated 23 Mar 2026

A use-after-free vulnerability 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-2026-30007?

CVE-2026-30007 is a medium-severity use after free 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 Use-After-Free via a crafted .tiff file

Weakness: CWE-416

Which versions are affected by CVE-2026-30007?

It affects 1 product.

Products include Xnview Nconvert.

How do I fix CVE-2026-30007?

No fix has been published for CVE-2026-30007 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2026-30007 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-30007 exists.

Sources

Also known as GHSA-wc3x-x63x-rj8q.