CVE-2026-24817 A potential heap-buffer overflow in praydog/UEVR

High 8.7 Published Updated

A heap-buffer overflow in UEVR's Lua modules allows attackers to execute arbitrary code or cause a denial of service.

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-2026-24817?

CVE-2026-24817 is a high-severity memory corruption vulnerability in praydog UEVR, published on 27 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Out-of-bounds Write vulnerability in praydog UEVR (dependencies/lua/src modules). This vulnerability is associated with program files ldebug.C, lvm.C.

This issue affects UEVR: before 1.05.

Weakness: CWE-787

Which versions are affected by CVE-2026-24817?

How do I fix CVE-2026-24817?

No fix has been published for CVE-2026-24817 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-2026-24817 being exploited?

There is no known exploitation of CVE-2026-24817 in the wild and no public exploit code.

Sources

Also known as GHSA-w586-qrfw-4qhv.

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