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."

Attack Vector Network

Attack Complexity High

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity High

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity High

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity High

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
n/a MLflow affected
Version Status Constraints
4666cffc7912ea606d592fc38d6a75e2935f65e7 affected —

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Project Subscriptions

Vendors Products
Mlflow Subscribe
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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/mlflow/mlflow/ cve-icon
https://github.com/mlflow/mlflow/issues/23608 cve-icon
https://github.com/mlflow/mlflow/issues/23608#issuecomment-4560963877 cve-icon
https://vuldb.com/cve/CVE-2026-13484 cve-icon
https://vuldb.com/submit/837658 cve-icon
https://vuldb.com/vuln/374481 cve-icon
https://vuldb.com/vuln/374481/cti cve-icon
History

Sun, 28 Jun 2026 09:00:00 +0000

Type Values Removed Values Added
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."
Title MLflow Experiment-scoped Label Schema CRUD API authorization
First Time appeared Mlflow
Mlflow mlflow
Weaknesses CWE-862
CWE-863
CPEs cpe:2.3:a:mlflow:mlflow:*:*:*:*:*:*:*:*
Vendors & Products Mlflow
Mlflow mlflow
References
Metrics cvssV2_0

{'score': 4.6, 'vector': 'AV:N/AC:H/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:C'}

cvssV3_0

{'score': 5, 'vector': 'CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C'}

cvssV3_1

{'score': 5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C'}

cvssV4_0

{'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/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-06-28T08:30:09.086Z

Reserved: 2026-06-27T15:45:07.800Z

Link: CVE-2026-13484

cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

Updated: 2026-06-28T10:30:05Z

Weaknesses