MLflow up to 4666cffc7912ea606d592fc38d6a75e2935f65e7 Experiment-scoped Label Schema CRUD API authorization

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k1.12-

Summaryinfo

A vulnerability identified as problematic has been detected in MLflow up to 4666cffc7912ea606d592fc38d6a75e2935f65e7. This affects an unknown function of the component Experiment-scoped Label Schema CRUD API. Performing a manipulation results in authorization. This vulnerability is identified as CVE-2026-13484. The attack can be initiated remotely. Additionally, an exploit exists. 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."

Detailsinfo

A vulnerability classified as problematic has been found in MLflow up to 4666cffc7912ea606d592fc38d6a75e2935f65e7. This affects some unknown functionality of the component Experiment-scoped Label Schema CRUD API. The manipulation with an unknown input leads to a authorization vulnerability. CWE is classifying the issue as CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. This is going to have an impact on confidentiality, integrity, and availability.

The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2026-13484. The exploitability is told to be difficult. It is possible to initiate the attack remotely. Technical details are unknown but a public exploit is available.

The exploit is shared for download at github.com. It is declared as proof-of-concept. 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."

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.7

VulDB Base Score: 5.0
VulDB Temp Score: 4.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Authorization
CWE: CWE-862 / CWE-863 / CWE-285
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

06/27/2026 Advisory disclosed
06/27/2026 +0 days VulDB entry created
06/27/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 23608
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2026-13484 (🔒)
GCVE (CVE): GCVE-0-2026-13484
GCVE (VulDB): GCVE-100-374481
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 06/27/2026 17:50
Changes: 06/27/2026 17:50 (56)
Complete: 🔍
Submitter: Dem00
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #837658: MLflow Unreleased development code in pull request #23607, commit 4666cffc7912ea606d592fc38d6a75e2935f65e7. No released MLflow version CWE-862 Missing Authorization (by Dem00)

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