CVE-2025-3952 in Projectopia Plugin
Summary
by MITRE • 05/01/2025
The Projectopia – WordPress Project Management plugin for WordPress is vulnerable to unauthorized modification of data that can lead to a denial of service due to a missing capability check on the 'pto_remove_logo' function in all versions up to, and including, 5.1.16. This makes it possible for authenticated attackers, with Subscriber-level access and above, to delete arbitrary option values on the WordPress site. This can be leveraged to delete an option that would create an error on the site and deny service to legitimate users.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Analysis
by VulDB Data Team • 05/19/2025
The vulnerability identified as CVE-2025-3952 affects the Projectopia WordPress project management plugin, specifically targeting versions up to and including 5.1.16. This represents a critical access control flaw that undermines the security model of WordPress installations relying on this plugin. The issue stems from a fundamental missing capability check within the plugin's codebase, creating a path for authenticated attackers to exploit the system's permission structure. The vulnerability is particularly concerning because it allows users with Subscriber-level access or higher to manipulate core WordPress options, bypassing the expected security boundaries that should protect against such modifications.
The technical flaw manifests in the 'pto_remove_logo' function which lacks proper authorization verification before executing destructive operations. This function is designed to remove logo configurations from the plugin's settings but fails to validate whether the requesting user possesses sufficient privileges to perform such actions. According to CWE-284, this vulnerability represents an improper access control scenario where insufficient checks allow unauthorized modifications to system resources. The missing capability check creates a direct pathway for privilege escalation, enabling attackers to manipulate WordPress options that should only be accessible to administrators or users with explicit modification permissions.
The operational impact of this vulnerability extends beyond simple data modification to potentially cause complete service disruption. Attackers can leverage this weakness to delete critical WordPress options that may be required for site functionality, leading to cascading failures that deny service to legitimate users. This type of attack aligns with ATT&CK technique T1078.004 which describes valid accounts being used to perform actions that could disrupt service availability. The ability to delete arbitrary option values means that attackers could target configuration parameters that are essential for site operations, potentially causing the WordPress installation to malfunction or become completely inaccessible to users.
The security implications of this vulnerability are particularly severe because it operates at the core level of WordPress configuration management. When an attacker with Subscriber-level access can delete essential options, they effectively gain the ability to cause system-wide disruptions without requiring administrative privileges. This scenario demonstrates a dangerous weakening of WordPress's inherent security model where plugin developers must implement proper capability checks for all functions that modify system state. The vulnerability serves as a reminder of the critical importance of input validation and access control implementation in WordPress plugins, as highlighted by security best practices outlined in the WordPress Plugin Developer Handbook. Organizations using affected versions of Projectopia should immediately implement mitigations including plugin updates, capability restrictions, or manual code reviews to prevent exploitation.
Mitigation strategies should prioritize immediate plugin version updates to address the missing capability check issue. System administrators should also implement additional security measures such as role-based access control restrictions that limit what actions subscribers can perform within the WordPress environment. Monitoring for unauthorized option modifications and implementing automated alerting systems can help detect exploitation attempts before they cause significant damage. The vulnerability underscores the necessity of regular security audits of WordPress plugins and the importance of maintaining current versions to protect against known exploits. Organizations should also consider implementing web application firewalls and additional monitoring solutions to detect and prevent exploitation attempts targeting similar access control vulnerabilities in their WordPress installations.