CVE-2026-79721 Code injection in mlflow
Attackers can execute arbitrary code on user systems by loading maliciously crafted model artifacts in MLflow.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-79721?
CVE-2026-79721 is a high-severity code injection vulnerability in mlflow, published on 8 Sep 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Code execution can occur in versions of the MLflow platform running version 0.0.1 or newer, enabling a maliciously crafted model artifact to execute arbitrary code on an end user's system when loaded by the project.
Weakness: CWE-829
Which versions are affected by CVE-2026-79721?
1 open source package ship an affected version, including mlflow.
| Package | Affected | Fixed in |
|---|---|---|
mlflow Bitnami | From 0.0.1 | None |
How do I fix CVE-2026-79721?
No fix has been published for CVE-2026-79721 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-79721 being exploited?
There is no known exploitation of CVE-2026-79721 in the wild and no public exploit code.
Sources
Also known as BIT-mlflow-2026-79721, GHSA-jw72-756q-9hfr.