CVE-2026-67827 Command injection in n/a

Critical 9.8 Published Updated

Remote attackers can execute arbitrary shell commands via unauthenticated access to the setServerConfig API endpoint in ZLMediaKit.

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-2026-67827?

CVE-2026-67827 is a critical command injection vulnerability in n/a, published on 21 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Incorrect Access Control in the HTTP API module in ZLMediaKit commit 9fd5152 allows remote attackers to achieve Remote Code Execution (RCE) via unauthenticated access to the setServerConfig API endpoint, which permits overwriting the ffmpeg.snap configuration parameter with arbitrary shell commands. These commands are subsequently executed through the getSnap API endpoint with the privileges of the ZLMediaKit process.

Weakness: CWE-94

Which versions are affected by CVE-2026-67827?

How do I fix CVE-2026-67827?

No fix has been published for CVE-2026-67827 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2026-67827 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-67827 exists.

Sources

Also known as GHSA-m78q-27gx-3rwr.

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