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CVE-2026-42018

KEV

JFrog Artifactory Improper Authentication Vulnerability

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Vendor / Project
JFrog
Product
Artifactory
Date added
Sep 11, 2026
Due date
Sep 25, 2026
Known ransomware use
Unknown
CWEs
CWE-287

Description

JFrog Artifactory contains an improper authentication vulnerability that could return an internal anonymous-user token to an unauthenticated caller when anonymous access is disabled, potentially exposing sensitive resources.

Required action

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.

Notes