CVE-2026-50774 in Designer
Summary
by MITRE • 08/17/2026
An issue in GAPTEQ Designer v.3.5 allows a remote attacker to escalate privileges via the Company Manger role.
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Analysis
by VulDB Data Team • 08/17/2026
The vulnerability identified within GAPTEQ Designer version 3.5 represents a critical flaw in the application's access control logic, specifically targeting the administrative hierarchy and privilege assignment mechanisms. This issue stems from an improper implementation of Role-Based Access Control (RBAC) principles, where the system fails to adequately enforce separation of duties or restricts the scope of permissions assigned to specific roles. In this context, the Company Manager role is designed to handle operational management tasks but possesses insufficient restrictions that allow it to perform actions reserved for higher-level administrators. This architectural weakness enables a remote attacker who has obtained valid credentials for a user account associated with the Company Manager role to bypass intended security boundaries and escalate their privileges within the application environment.
From a technical perspective, this vulnerability is classified under CWE-269, which denotes Improper Privilege Management. The core of the issue lies in the server-side validation logic that processes requests from authenticated users. When a user with Company Manager credentials submits specific API calls or navigates to certain administrative interfaces, the application does not verify whether the current role has sufficient authority for the requested action. Instead, it relies on flawed assumptions about the hierarchy or fails to check explicit permission flags before executing sensitive operations such as modifying system configurations, managing other users' accounts, or accessing restricted data stores. This lack of robust authorization checks allows the attacker to manipulate state-changing functions that should be inaccessible, effectively granting them control over aspects of the application they are not authorized to manage.
The operational impact of this vulnerability is severe, particularly in enterprise environments where GAPTEQ Designer is used for managing complex design projects and team collaborations. By escalating privileges from a Company Manager role to an administrative level, an attacker can compromise the integrity and confidentiality of the entire system. This could lead to unauthorized modification or deletion of critical project data, injection of malicious code into designs, or complete takeover of user accounts including those with higher security clearance. Furthermore, because the attack vector is remote, it does not require physical access or local execution on a victim's machine, making it highly exploitable by threat actors who have compromised low-level credentials through phishing, credential stuffing, or other initial access techniques. The ability to escalate privileges remotely significantly lowers the barrier for entry and increases the potential blast radius of an initial compromise.
This behavior aligns with several tactics in the MITRE ATT&CK framework, specifically T1078 Valid Accounts, as the attacker leverages legitimate credentials that have been compromised or misconfigured. Additionally, it maps to T1068 Exploitation for Privilege Escalation and potentially T1484 Domain Policy Modification if the elevated privileges allow changes to organizational security policies within the application's context. The vulnerability highlights a common pitfall in web application development where developers focus heavily on authentication mechanisms while neglecting rigorous authorization checks at every step of the request lifecycle. Without proper enforcement, any authenticated user can potentially traverse privilege boundaries that are meant to isolate different levels of operational responsibility.
To mitigate this risk, immediate action is required from both the vendor and system administrators. The primary remediation involves a code review focused on all endpoints accessible by the Company Manager role to ensure that explicit authorization checks are performed before executing any administrative functions. Developers should implement strict RBAC policies where each role has clearly defined permissions that do not overlap with higher-privileged roles unless explicitly intended for specific, audited scenarios. Input validation and access control middleware must be updated to verify user privileges against a centralized policy store rather than relying on client-side indicators or implicit trust in the session state.
For organizations currently running GAPTEQ Designer v3.5, it is recommended to apply any available patches released by the vendor that address this privilege escalation flaw. If no patch is immediately available, administrators should enforce network-level restrictions to limit access to the application only from trusted IP addresses and implement multi-factor authentication for all administrative accounts to reduce the likelihood of credential compromise. Additionally, enabling comprehensive audit logging for role changes and high-privilege actions can help in detecting any unauthorized escalation attempts post-exploitation. Regular security assessments and penetration testing should be conducted to identify similar logic flaws in other roles or modules within the application ecosystem.