CVE-2026-0682 in Church Admin Plugin
Summary
by MITRE • 01/17/2026
The Church Admin plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 5.0.28 due to insufficient validation of user-supplied URLs in the 'audio_url' parameter. This makes it possible for authenticated attackers, with Administrator-level access, to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.
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Analysis
by VulDB Data Team • 01/18/2026
The Church Admin plugin for WordPress presents a critical server-side request forgery vulnerability identified as CVE-2026-0682 affecting all versions through 5.0.28. This vulnerability stems from inadequate input validation mechanisms within the plugin's handling of user-supplied URLs, specifically in the 'audio_url' parameter. The flaw allows authenticated attackers who have achieved administrator-level privileges to manipulate the plugin's functionality to initiate web requests to arbitrary destinations. The vulnerability operates under the Common Weakness Enumeration framework as CWE-918, which categorizes server-side request forgery vulnerabilities that enable attackers to make unauthorized requests from the server. This particular weakness falls under the ATT&CK technique T1071.004 for Application Layer Protocol: DNS, as the malicious requests can potentially leverage DNS resolution to access internal network resources.
The technical implementation of this vulnerability enables an attacker with administrative credentials to craft malicious requests that bypass normal network security controls. When an authenticated administrator interacts with the plugin's audio management features, the application processes the 'audio_url' parameter without proper validation of the destination URL. This allows the attacker to specify internal network addresses or services that the web application can reach, effectively enabling the exploitation of the server's network connectivity to probe internal systems. The vulnerability's impact extends beyond simple information disclosure as it can be leveraged to perform read and write operations on internal services, potentially compromising sensitive data and system integrity.
The operational implications of CVE-2026-0682 are severe for WordPress installations utilizing the Church Admin plugin, particularly in environments where administrative access has been compromised or where attackers have gained footholds through other means. An attacker can use this vulnerability to enumerate internal services, access sensitive data stored in internal databases, or even manipulate system configurations through the web application's ability to communicate with internal endpoints. The vulnerability essentially transforms the compromised WordPress installation into a potential pivot point for further attacks within the network infrastructure, making it a significant concern for organizations that rely on WordPress for their web presence. The attack surface expands considerably when considering that many internal services may not have the same level of security controls as external-facing web applications, potentially exposing critical systems to unauthorized access.
Mitigation strategies for CVE-2026-0682 should prioritize immediate plugin updates to versions that address the server-side request forgery vulnerability, as recommended by the plugin developers and security vendors. Organizations should implement network segmentation to limit the ability of compromised web applications to access internal services, utilizing firewalls and access control lists to restrict communication paths. Additionally, implementing strict input validation and sanitization measures for all user-supplied parameters can prevent similar vulnerabilities from being exploited in the future. Security monitoring should include detection of unusual outbound network requests from web applications, particularly those originating from administrative interfaces, to identify potential exploitation attempts. Regular security audits and penetration testing of WordPress installations can help identify and remediate similar vulnerabilities before they can be exploited by malicious actors, while also ensuring that all plugins and themes remain updated with the latest security patches.