CVE-2026-13484

low

Description

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."

References

https://vuldb.com/vuln/374481

https://vuldb.com/submit/837658

https://vuldb.com/cve/CVE-2026-13484

https://github.com/mlflow/mlflow/issues/23608

https://vuldb.com/vuln/374481/cti

https://github.com/mlflow/mlflow/issues/23608#issuecomment-4560963877

https://github.com/mlflow/mlflow/

Details

Source: Mitre, NVD

Published: 2026-06-28

Updated: 2026-07-01

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:N/AC:H/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.8

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

CVSS v4

Base Score: 2.3

Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Severity: Low

EPSS

EPSS: 0.0019