CVE-2025-53571 in HAPPY Plugin
Summary
by MITRE • 09/05/2025
Missing Authorization vulnerability in VillaTheme HAPPY allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects HAPPY: from n/a through 1.0.6.
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Analysis
by VulDB Data Team • 09/05/2025
The vulnerability identified as CVE-2025-53571 represents a critical missing authorization flaw within the VillaTheme HAPPY plugin, specifically impacting versions ranging from an unspecified starting point through version 1.0.6. This security weakness stems from improperly configured access control mechanisms that fail to adequately validate user permissions before granting access to sensitive functionality or data. The vulnerability creates a pathway for unauthorized users to bypass intended security restrictions and potentially access restricted administrative features or sensitive information within the affected system.
This type of access control misconfiguration falls under the CWE-285 category, which specifically addresses improper authorization within software applications. The flaw manifests when the application fails to properly verify whether a user possesses the necessary privileges to perform specific actions or access particular resources. In the context of the VillaTheme HAPPY plugin, this misconfiguration likely occurs during authentication checks or when validating user roles and permissions against available system functions. The vulnerability represents a fundamental breakdown in the principle of least privilege, where users may access functionality beyond their intended authorization levels.
The operational impact of this vulnerability extends beyond simple unauthorized access, potentially enabling attackers to perform administrative actions, modify critical system parameters, or extract sensitive data from the affected platform. Given that this affects a WordPress plugin, the implications could be particularly severe as it may allow attackers to compromise entire websites or web applications that rely on the vulnerable plugin. The vulnerability's scope is limited to the specific plugin versions mentioned, but the potential for exploitation remains significant as it directly undermines the core security architecture of the affected system.
Security professionals should consider this vulnerability in relation to the ATT&CK framework's privilege escalation and defense evasion techniques, as attackers could leverage this flaw to gain elevated privileges within the system. The missing authorization check creates opportunities for attackers to move laterally within compromised environments or maintain persistent access to systems. Mitigation strategies should focus on implementing proper access control validation mechanisms, conducting thorough security reviews of all authentication flows, and ensuring that all user interactions with system resources are properly validated against established permission models. Organizations should immediately update to patched versions of the VillaTheme HAPPY plugin and conduct comprehensive security assessments of their WordPress installations to identify any additional misconfigurations that could provide similar attack vectors.