Actively exploited in the wild
JFrog Artifactory Improper Authentication Vulnerability
JFrog - Artifactory · Listed in the CISA KEV since 2026-09-11. This indicates confirmed attacks in production environments.
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.
CVE-2026-42018
HighCVSS 7.5KEVExploitation Probability (EPSS)
Very high risk95th percentile - higher than 95% of all known CVEs
Summary
JFrog Artifactory could return an internal anonymous-user token to an unauthenticated caller when anonymous access is disabled, potentially exposing sensitive resources.
Risk Assessment
Risk of exposing sensitive resources to unauthorized parties, potentially leading to data confidentiality breaches.
Recommendation
Apply vendor patches and ensure anonymous access is properly configured and blocked.
Other vulnerabilities in JFrog Artifactory
See all- CVE-2026-82329CriticalActively exploited
JFrog Artifactory contains an authentication weakness that, under default configuration, may allow an unauthenticated attacker with network access to obtain administrative privileges.
- CVE-2026-42016HighActively exploited
JFrog Artifactory (Self Hosted) versions before 7.133.11 are vulnerable to a privilege escalation attack due to a validation check of the token signature/issuer and not the token’s scope.
- CVE-2016-6501Critical
JFrog Artifactory before version 4.11 allows remote attackers to execute arbitrary code via an LDAP attribute with a crafted serialized Java object, known as LDAP entry poisoning.
- CVE-2026-70550Medium
An authorization weakness in JFrog Artifactory Composer repository handling may allow an authenticated user, under specific conditions, to read package metadata from repositories they are not authorized to read. The issue affects confidentiality and has been addressed in fixed Artifactory versions.
- CVE-2026-70548Low
Under specific circumstances, low-level user can run request to remote CocoaPods repos via JFrog Artifactory External Dependency.
- CVE-2026-69107Medium
An unauthenticated user may access restricted artifacts in JFrog Artifactory under specific conditions.
- CVE-2026-65926Low
An anonymous caller when anonymous access is enabled, or a low-privilege authenticated user, may learn private Release Bundle names and versions when the bundle name is known.
- CVE-2026-68756Medium
A party with write access to stored session data may affect JFrog Artifactory under specific conditions.
- CVE-2026-66014High
JFrog Artifactory contains an authentication handling weakness in internal request processing that may allow privilege escalation under specific conditions.
- CVE-2026-65925Medium
A user with JFrog Artifactory Cargo remote repository read access could make Artifactory request unintended URLs and return the response.
Original NVD description (English source)
JFrog Artifactory could return an internal anonymous-user token to an unauthenticated caller when anonymous access is disabled, potentially exposing sensitive resources.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS