Medium [CVE-2026-13484] Unauthorized access and data manipulation via missing API authorization
This medium-severity Red Hat Linux advisory covers CVE-2026-13484 affecting Red Hat OpenShift AI (RHOAI).
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Summary
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." A flaw was found in MLflow. This could lead to unauthorized access or manipulation of data within the affected component.
This issue primarily affects specific MLflow components within the OpenShift AI environment. Red Hat severity: Moderate — CVSS 5 (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L).
Weakness: CWE-639. Affected Red Hat products: Red Hat OpenShift AI (RHOAI).
Red Hat does not currently list a fixing RHSA for this CVE.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · high-confidence parse· fetched 12 days ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · high-confidence parse· fetched 12 days ago·verify at source
Mitigation checklist
- Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
Official advisory · high-confidence parse· fetched 12 days ago·verify at source
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