CVE-2026-94249 in Liderahenk
Summary
by MITRE • 11/09/2026
Missing Authorization vulnerability in TÜBİTAK BİLGEM Software Technologies Research Institute Liderahenk allows Privilege Abuse.
This issue affects Liderahenk: before 2.0.3.
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Analysis
by VulDB Data Team • 11/09/2026
The identified security flaw represents a critical failure in access control mechanisms within the Liderahenk software platform, specifically affecting versions prior to 2.0.3 developed by TÜBİTAK BİLGEM Software Technologies Research Institute. This vulnerability is classified as an Insecure Direct Object Reference or Broken Access Control issue, where the application fails to properly verify whether a user has sufficient privileges to perform specific actions on resources they do not own or are not authorized to access. The core technical flaw lies in the server-side logic that processes requests without adequately validating the session context against the requested operation's required permission level. This allows an authenticated attacker with lower-level credentials, such as a standard end-user or guest account, to manipulate API endpoints or internal application functions intended for administrative roles. By exploiting this missing authorization check, the attacker can bypass security boundaries and execute commands, modify configurations, or access sensitive data that should be restricted to higher-privileged accounts like system administrators.
From an operational perspective, the impact of this privilege abuse vulnerability is severe as it undermines the fundamental principle of least privilege within the application environment. An adversary who successfully exploits this flaw can escalate their privileges from a low-level user to an administrative role without needing valid credentials for such high-privilege access. This capability enables unauthorized modification of system settings, potential data exfiltration of confidential information stored within Liderahenk, and in some configurations, remote code execution if the elevated permissions allow interaction with underlying operating system components or database management systems. The absence of proper authorization checks means that once an attacker gains initial foothold through any authentication vector, they can trivially expand their scope of influence across the entire application infrastructure, leading to a complete compromise of data integrity and confidentiality.
This vulnerability aligns directly with CWE-269, which describes Improper Privilege Management, specifically where software does not assign privileged operations only to actors that have been explicitly granted those privileges. Furthermore, in terms of offensive security frameworks, this flaw facilitates the MITRE ATT&CK technique T1078, Valid Accounts, by allowing attackers to leverage compromised low-privilege credentials to perform high-privilege actions effectively mimicking legitimate administrative behavior. The exploitation typically involves intercepting network traffic using a proxy tool and modifying request parameters or headers to target administrative endpoints while maintaining the session token of an unprivileged user. Since the server does not cross-reference this token with the required role for the targeted action, it processes the malicious request as if it originated from an authorized administrator.
To mitigate this vulnerability, organizations running Liderahenk versions before 2.0.3 must immediately apply the vendor-provided patch that updates the software to version 2.0.3 or later. This update includes corrected access control logic that enforces strict role-based access controls on all administrative functions and API endpoints. In addition to applying the patch, administrators should implement defense-in-depth strategies such as network segmentation to isolate Liderahenk servers from untrusted networks and enforce multi-factor authentication for all user accounts to reduce the risk of initial credential compromise. Regular security audits focusing on authorization logic are also recommended to ensure that future development cycles adhere to secure coding standards like OWASP Top 10, particularly regarding broken access control vulnerabilities. Until the patch is applied, monitoring logs for unusual administrative activity originating from standard user sessions can help detect potential exploitation attempts in real-time.