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NVD Vulnerability Details :
CVE-2026-33866
Undergoing Analysis
More InfoOfficial Page
Source-cvd@cert.pl
View Known Exploited Vulnerability (KEV) details
Published At-07 Apr, 2026 | 13:16
Updated At-09 Apr, 2026 | 14:16

MLflow is vulnerable to an authorization bypass affecting the AJAX endpoint used to download saved model artifacts. Due to missing access‑control validation, a user without permissions to a given experiment can directly query this endpoint and retrieve model artifacts they are not authorized to access. This issue affects MLflow version through 3.10.1

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.05.3MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Type: Secondary
Version: 4.0
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CPE Matches

Weaknesses
CWE IDTypeSource
CWE-862Secondarycvd@cert.pl
CWE ID: CWE-862
Type: Secondary
Source: cvd@cert.pl
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://afine.com/blogs/attacking-mlflow-how-ml-artifacts-become-attack-vectorscvd@cert.pl
N/A
https://cert.pl/en/posts/2026/04/CVE-2026-33865/cvd@cert.pl
N/A
https://github.com/mlflow/mlflow/pull/21708cvd@cert.pl
N/A
Hyperlink: https://afine.com/blogs/attacking-mlflow-how-ml-artifacts-become-attack-vectors
Source: cvd@cert.pl
Resource: N/A
Hyperlink: https://cert.pl/en/posts/2026/04/CVE-2026-33865/
Source: cvd@cert.pl
Resource: N/A
Hyperlink: https://github.com/mlflow/mlflow/pull/21708
Source: cvd@cert.pl
Resource: N/A
Change History
0Changes found

Details not found