CVE-2025-47467 in GS Testimonial Slider Plugin
Summary
by MITRE • 05/07/2025
Missing Authorization vulnerability in GS Plugins GS Testimonial Slider allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects GS Testimonial Slider: from n/a through 3.3.0.
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Analysis
by VulDB Data Team • 05/07/2025
The CVE-2025-47467 vulnerability represents a critical missing authorization flaw within the GS Plugins GS Testimonial Slider WordPress plugin, which exposes systems to unauthorized access and potential exploitation. This vulnerability stems from incorrectly configured access control security levels that fail to properly validate user permissions before granting access to sensitive administrative functions. The affected version range spans from an unknown starting point through version 3.3.0, indicating a prolonged period during which the plugin was susceptible to this security weakness. The vulnerability specifically targets the testimonial slider functionality, which typically allows administrators to manage and display customer reviews on websites. When proper authorization checks are missing, malicious actors can exploit this gap to perform actions they should not be permitted to execute, potentially leading to data manipulation, content injection, or even complete system compromise.
The technical implementation of this vulnerability falls under the category of improper access control mechanisms, which aligns with CWE-285, a well-documented weakness in software security that involves inadequate authorization checks. This flaw operates at the application level where the plugin fails to verify whether the current user possesses sufficient privileges to perform specific operations within the testimonial management interface. Attackers can leverage this vulnerability by crafting requests that bypass normal authentication flows, potentially accessing administrative panels, modifying testimonial content, or even deleting critical data. The vulnerability's impact is particularly concerning because it affects a widely used plugin that likely powers numerous websites, amplifying the potential attack surface and the number of vulnerable systems. The missing authorization checks typically occur when developers assume that certain functions are only accessible to authenticated administrators without implementing proper validation routines that verify user roles and permissions.
From an operational perspective, this vulnerability creates significant risk for website administrators and their users by potentially allowing unauthorized modifications to testimonial content that forms a critical part of customer trust and business credibility. The exploitation of this vulnerability can lead to reputational damage through the injection of malicious content, spam, or false testimonials that mislead visitors about product quality or service delivery. Security professionals should note that this flaw can be particularly dangerous when combined with other vulnerabilities, as it provides a foothold for attackers to escalate privileges and move laterally within compromised systems. The vulnerability also demonstrates poor security practices in plugin development, where access control mechanisms are either omitted entirely or improperly implemented, leaving systems exposed to attackers who can exploit the gap in authorization checks. Organizations using this plugin should immediately assess their deployment environments and implement appropriate mitigations.
The recommended mitigation strategies for CVE-2025-47467 involve both immediate and long-term security measures to address the missing authorization flaw. Immediate actions should include updating to the latest version of the GS Testimonial Slider plugin where the vulnerability has been patched, ensuring that all users have appropriate access controls, and implementing proper monitoring of administrative activities. Additionally, security teams should conduct comprehensive audits of all installed plugins to identify similar authorization gaps that may exist in other components of the WordPress ecosystem. The implementation of web application firewalls and intrusion detection systems can help monitor for suspicious activities related to testimonial management functions. Organizations should also establish proper role-based access control policies that limit administrative privileges to only those users who absolutely require such access, thereby reducing the potential impact of any authorization bypasses. The vulnerability serves as a reminder of the importance of security testing and code reviews in plugin development, particularly for functions that handle user-generated content or administrative operations that could affect system integrity. This issue underscores the need for developers to follow secure coding practices and adhere to established security frameworks that emphasize proper access control implementation. The ATT&CK framework would classify this vulnerability under privilege escalation and credential access tactics, as it allows attackers to bypass normal authorization checks and gain elevated privileges within the affected system.