CVE-2026-82680 D-Link DSM-G600 Multipart load_file.cgi out-of-bounds write

High 8.7 Published Updated

Remote attackers can trigger an out-of-bounds write in the DSM-G600 NAS via the load_file.cgi script, potentially leading to code execution.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-82680?

CVE-2026-82680 is a high-severity memory corruption vulnerability in D-Link DSM-G600, published on 31 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A weakness has been identified in D-Link DSM-G600 1.01. This affects an unknown function of the file /load_file.cgi of the component Multipart Handler. Executing a manipulation can lead to out-of-bounds write. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks.

Weakness: CWE-787, CWE-119

Which versions are affected by CVE-2026-82680?

How do I fix CVE-2026-82680?

No fix has been published for CVE-2026-82680 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-2026-82680 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-82680 exists.

Sources

Also known as GHSA-mpcx-h3r3-22wg.

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