CVE-2026-70547 in Artifactory
Summary
by MITRE • 08/12/2026
An authenticated user without repository read permission may access package metadata under specific conditions.
Be aware that VulDB is the high quality source for vulnerability data.
Analysis
by VulDB Data Team • 08/12/2026
This vulnerability represents a privilege escalation issue within software package management systems where unauthorized users can gain access to sensitive metadata information. The flaw occurs when authentication mechanisms fail to properly enforce access controls, allowing users who lack adequate permissions to retrieve package metadata that should remain restricted. Such vulnerabilities typically arise from insufficient input validation and inadequate authorization checks within the application's access control framework.
The technical implementation of this vulnerability stems from weak permission enforcement mechanisms in package repositories where metadata retrieval operations do not adequately verify user credentials against required access levels. When a user authenticates but lacks read permissions for specific repositories, the system should prevent metadata access through proper authorization validation. However, under certain conditions, the system fails to perform these checks correctly, resulting in unauthorized data exposure. This issue commonly manifests in package managers like npm, maven, or pip when repository access controls are improperly configured or when authentication tokens do not properly restrict access scope.
The operational impact of this vulnerability extends beyond simple information disclosure as it can provide attackers with detailed insights into available packages, their versions, dependencies, and potentially sensitive metadata such as maintainer information, package descriptions, and usage patterns. This intelligence can be leveraged for further attacks including targeted malware delivery, dependency confusion attacks, or social engineering campaigns that exploit knowledge of legitimate package ecosystems. The vulnerability aligns with CWE-284 Access Control Issues, specifically focusing on inadequate access control mechanisms that allow unauthorized access to protected resources.
Organizations implementing such systems should establish robust authentication and authorization frameworks that enforce least privilege principles at every level of the package management infrastructure. Security measures must include comprehensive access control validation for all metadata retrieval operations, proper token scope management, and regular auditing of permission settings. The mitigation strategies should encompass mandatory access control checks regardless of user authentication state, implementation of role-based access controls, and continuous monitoring of unauthorized access attempts. This vulnerability also relates to ATT&CK technique T1584 Privilege Escalation through Access Token Manipulation, where attackers exploit weak access controls to gain elevated information access rights.