CVE-2026-112264 BentoML through 1.4.39 Dockerfile Instruction Injection via docker.env Keys
Attackers can inject Dockerfile instructions via bentofile.yaml to execute arbitrary commands during container build, exposing secrets and poisoning images.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-112264?
CVE-2026-112264 is a high-severity command injection vulnerability in BentoML, published on 19 Oct 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
BentoML through 1.4.39 contains a Dockerfile instruction injection vulnerability that allows attackers to add arbitrary build instructions by embedding newlines in docker.env mapping keys rendered by the legacy base.j2 template. Attackers can supply a crafted bentofile.yaml or imported bento archive so that bentoml containerize executes injected RUN instructions during docker build, accessing build secrets and poisoning images.
Weakness: CWE-78
Which versions are affected by CVE-2026-112264?
How do I fix CVE-2026-112264?
No fix has been published for CVE-2026-112264 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-2026-112264 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-112264 exists.
Sources
Also known as GHSA-rq23-h86h-7v4x.