CVE-2026-13484
CVE-2026-13484 is a medium-severity vulnerability in Lfprojects Mlflow with a CVSS 3.x base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-862.
Key facts
- Severity: Medium (CVSS 3.x base score 5.0)
- CVSS v2: 4.6
- CVSS v4: 1.3
- EPSS exploit prediction: 0% (18th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-862
- Affected product: Lfprojects Mlflow
- Published:
- Last modified:
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."
Frequently asked questions
- What is CVE-2026-13484?
- 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."
- How severe is CVE-2026-13484?
- CVE-2026-13484 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
- Is CVE-2026-13484 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-13484?
- CVE-2026-13484 affects Lfprojects Mlflow. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-13484?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2026-13484 published?
- CVE-2026-13484 was published on 2026-06-28 and last updated on 2026-07-01.
References
- https://github.com/mlflow/mlflow/
- https://github.com/mlflow/mlflow/issues/23608
- https://github.com/mlflow/mlflow/issues/23608#issuecomment-4560963877
- https://vuldb.com/cve/CVE-2026-13484
- https://vuldb.com/submit/837658
- https://vuldb.com/vuln/374481
- https://vuldb.com/vuln/374481/cti
Affected products (1)
- cpe:2.3:a:lfprojects:mlflow:*:*:*:*:*:*:*:*
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