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CVE-2026-13484

MLflow Experiment-scoped Label Schema CRUD API authorization

Published: Jun 28, 2026Updated: Jul 1, 2026 Sources: CVE List NVDCWE-862
5.0MEDIUM
NVD MITRE
EPSS Score
0.3%
Top 77.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available
Self-Check
Not available

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."

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:HPR:LUI:NS:UC:LI:LA:L
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low
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Weaknesses

CWE-862CWE-863

Affected Products

lfprojects
oss-projectaka valkey, mlflow, model context protocol servers, mcp servers
mlflowOn-premLibrary
AI / ML / notebook-mlops
and 1 more affected products View all →

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Initial Access
View detailed technique mapping

References

https://github.com/mlflow/mlflow/
github.com
https://github.com/mlflow/mlflow/issues/23608
github.com
https://github.com/mlflow/mlflow/issues/23608#issuecomment-4560963877
github.com
and 4 more references View all →

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