CVE-2026-15035 bentoml OpenLLM Model Repository Directory Name common.py async_run_command command injection

Medium 4.8 Published Updated

Local attackers can execute arbitrary commands via manipulated arguments in the async_run_command function of the OpenLLM library.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-15035?

CVE-2026-15035 is a medium-severity command injection vulnerability in bentoml OpenLLM, published on 8 Jul 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A vulnerability was found in bentoml OpenLLM 0.6.30. This affects the function async_run_command of the file src/openllm/common.py of the component Model Repository Directory Name Handler. Performing a manipulation of the argument cmd results in command injection. Attacking locally is a requirement. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

Weakness: CWE-78, CWE-77, CWE-74

Which versions are affected by CVE-2026-15035?

1 open source package ship an affected version, including bentoml. It affects 1 product.

PackageAffectedFixed in
bentoml PyPIAll versions to 0.6.30None

Products include Bentoml Openllm.

How do I fix CVE-2026-15035?

No fix has been published for CVE-2026-15035 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-2026-15035 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-15035 exists.

Sources

Also known as GHSA-6499-56p8-f7rq, PYSEC-2026-2089.

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