CVE-2026-124274 in myCred Plugin
Summary
by MITRE • 11/07/2026
Missing Authorization vulnerability in myCred myCred mycred allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects myCred: from n/a through 4.0.2.
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Analysis
by VulDB Data Team • 11/07/2026
The identified vulnerability represents a critical failure in access control mechanisms within the myCRED plugin, specifically affecting versions ranging from initial releases up to version 4.0.2. This flaw is categorized as an insecure direct object reference or broken access control issue, where the application fails to properly verify whether the authenticated user has sufficient privileges to perform specific actions on requested resources. In a typical WordPress environment utilizing myCRED for gamification and point management systems, such vulnerabilities allow attackers who possess valid credentials but lack administrative rights to manipulate system configurations that should be restricted to higher-level roles. The core technical flaw lies in the absence of robust server-side authorization checks when processing requests related to security levels or access controls, enabling unauthorized entities to escalate their privileges or alter critical settings without proper validation.
From a technical perspective, this vulnerability exploits the assumption that client-side restrictions are sufficient for securing sensitive operations. Attackers can intercept HTTP requests and modify parameters associated with user roles or permission sets, bypassing any frontend limitations imposed by the interface. This misconfiguration allows individuals to assign themselves elevated permissions, effectively granting them administrative capabilities within the myCRED ecosystem. Such actions may include modifying point rules, altering leaderboard configurations, or changing how rewards are distributed, all of which compromise the integrity and reliability of the gamification system. The lack of strict role-based access control enforcement means that any authenticated user can potentially exploit this gap to gain unauthorized influence over the platform's operational logic.
The operational impact of this vulnerability is significant for organizations relying on myCRED for community engagement or loyalty programs. Unauthorized modification of security levels and access controls can lead to data integrity issues, where point balances are manipulated unfairly, undermining trust among users. Furthermore, if an attacker gains administrative-level privileges through this flaw, they may leverage these rights to execute further attacks, such as injecting malicious scripts into user profiles or altering database entries that affect other plugins integrated with myCRED. This creates a ripple effect of security risks across the entire WordPress installation, potentially leading to complete system compromise if not addressed promptly. The ability to change access control settings also poses a risk to compliance requirements for platforms handling sensitive user data, as it violates principles of least privilege and proper segregation of duties.
To mitigate this vulnerability, immediate action is required by upgrading myCRED to version 4.0.3 or later, where the developers have implemented stricter authorization checks and validated input processing for all administrative functions. Administrators should also review current user roles and permissions within their WordPress installation to ensure that no non-administrative users retain elevated privileges that could be exploited during the window of exposure. Implementing a Web Application Firewall can provide an additional layer of defense by detecting and blocking anomalous request patterns associated with privilege escalation attempts. Regular security audits and penetration testing should be conducted to identify similar misconfigurations in other plugins, ensuring a holistic approach to application security. Adhering to industry standards such as CWE-269 for Improper Privilege Management and aligning mitigation strategies with MITRE ATT&CK techniques related to account manipulation will help maintain robust security postures against evolving threats.