CVE-2026-13484: MLflow Experiment-scoped Label Schema CRUD API authorization
A vulnerability has been found in MLflow up to 4666cffc7912ea606d592fc38d6a75e2935f65e7. The impacted element is an unknown function of the component Experiment-scoped Label Schema CRUD API. Such manipulation leads to missing authorization. It is possible to launch the attack remotely. A high complexity level is associated with this attack. The exploitability is regarded as difficult. The exploit has been disclosed to the public and may be used. A reply to the GitHub issue explains, that "[t]he labeling schema PR has not been merged yet. The auth handlers will be added before the release."
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-13484?
The severity of CVE-2026-13484 is classified as low.
How do I fix CVE-2026-13484?
To fix CVE-2026-13484, ensure that proper authorization checks are implemented for the Experiment-scoped Label Schema CRUD API.
What is the impact of CVE-2026-13484?
CVE-2026-13484 allows unauthorized manipulation of the Experiment-scoped Label Schema CRUD API, which can lead to security issues.
Is CVE-2026-13484 remotely exploitable?
Yes, CVE-2026-13484 can be exploited remotely without requiring user interaction.
Which versions of MLflow are affected by CVE-2026-13484?
CVE-2026-13484 affects all versions of MLflow up to commit 4666cffc7912ea606d592fc38d6a75e2935f65e7.