CVE-2026-65617 in Artifactory
Summary
by MITRE • 07/27/2026
A deserialization weakness in JFrog Artifactory package handling could allow a low-privileged user to impact confidentiality, integrity, and availability under specific repository conditions.
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Analysis
by VulDB Data Team • 07/27/2026
This vulnerability represents a critical deserialization flaw within JFrog Artifactory's package handling mechanisms that exploits the insecure processing of untrusted data streams. The weakness resides in how the system handles serialized objects during package operations, creating an attack surface where maliciously crafted packages can trigger arbitrary code execution or data manipulation. Such vulnerabilities typically fall under CWE-502 which specifically addresses deserialization of untrusted data, making this issue particularly dangerous as it allows attackers to bypass authentication mechanisms and escalate privileges through carefully constructed payloads.
The technical exploitation occurs when low-privileged users upload or manipulate packages within specific repository configurations that enable the deserialization process to execute malicious code on the target system. This typically involves leveraging Java deserialization vulnerabilities where attacker-controlled serialized objects are processed without proper validation or sanitization. The impact spans all three pillars of cybersecurity confidentiality integrity and availability as attackers can access sensitive data through information disclosure, corrupt data through manipulation attacks, and potentially cause system downtime through availability disruption.
The operational implications extend beyond simple privilege escalation as this vulnerability creates a persistent threat vector that can be exploited across multiple repository types including npm maven and docker repositories. Attackers can leverage this weakness to establish backdoors within the package management infrastructure or to compromise entire artifact repositories that serve as critical components in software supply chain operations. The vulnerability is particularly concerning in enterprise environments where Artifactory serves as a central repository for managing dependencies and packages across development teams.
Security mitigation strategies should focus on implementing strict input validation and sanitization of all package content before processing, applying the principle of least privilege to reduce the impact of potential exploitation, and configuring repository settings to disable unnecessary deserialization capabilities. Organizations should also implement network segmentation to limit access to Artifactory systems and deploy intrusion detection systems to monitor for suspicious deserialization activities. The ATT&CK framework categorizes this vulnerability under T1210 exploitation of remote services with techniques such as T1566 credential harvesting and T1078 valid accounts which aligns with the privilege escalation capabilities described in the vulnerability. Regular security updates and patch management procedures should be implemented to address known deserialization vulnerabilities, while also conducting thorough code reviews and security testing of package handling components to prevent similar issues from emerging in future releases.