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CVE-2026-64849: MLflow Server-Side Request Forgery Vulnerability

MLflow MLflow · in CISA KEV since 2026-08-19

2026-08-19added to KEV

2026-09-02federal remediation due date

16.41%EPSS exploit probability (30 days) 96.8th percentile

9.3 CRITICALCVSS 3.1

Unknownknown ransomware use

2days from NVD publication to KEV

What it is

MLflow contains a server-side request forgery vulnerability that can allow attackers to reach internal or cloud metadata services and receive response_status and response_body.

Required action (CISA)

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

CWE	CWE-918
CVSS vector	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N`
NVD published	2026-08-17 (Analyzed)

Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2026-64849.json · all KEV CVEs

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