CVE-2026-86796 in Hide My WP Ghost Plugin
Summary
by MITRE • 09/18/2026
The Hide My WP Ghost WordPress plugin before 7.0.11 does not verify that a request is a genuine WooCommerce request before disabling its firewall, threat-detection and login/URL-hiding protections, treating the mere presence of an attacker-suppliable request parameter as sufficient, which allows unauthenticated attackers to disable those protections and re-expose the concealed login and admin URLs on any request.
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Analysis
by VulDB Data Team • 09/18/2026
The Hide My WP Ghost plugin for WordPress, prior to version 7.0.11, contains a critical logic flaw in its security mechanism that undermines the integrity of the site's defensive posture. The vulnerability stems from an insufficient verification process when handling requests intended to disable specific protective features such as firewalls, threat detection systems, and URL hiding mechanisms. Instead of validating whether the incoming request originates from a legitimate WooCommerce environment or possesses valid authentication credentials, the plugin relies solely on the presence of a specific attacker-suppliable request parameter. This design oversight allows any external actor to trigger these disabling actions without needing prior access to the WordPress administration dashboard, effectively bypassing the intended security controls through simple HTTP manipulation rather than complex exploitation techniques.
From a technical perspective, this flaw represents a classic case of insecure direct object reference combined with broken access control principles. The application logic assumes that if a particular parameter is present in the request payload or query string, it constitutes sufficient proof of authorization to alter security settings. This assumption fails to account for the fact that HTTP parameters are easily spoofed by unauthenticated users. By treating mere presence as confirmation, the software exposes sensitive administrative interfaces and login pages that were previously concealed from public view. Consequently, attackers can re-expose hidden admin URLs on any request, making them visible in server logs or through simple enumeration tools, thereby facilitating further reconnaissance and potential brute-force attacks against user credentials.
The operational impact of this vulnerability is severe for organizations relying on Hide My WP Ghost to secure their WordPress installations. The primary consequence is the loss of obscurity-based security controls that serve as a first line of defense against automated scanning bots and opportunistic attackers. Once these protections are disabled, the site becomes significantly more vulnerable to common web attacks such as credential stuffing, SQL injection via exposed admin endpoints, and unauthorized access attempts. Since no authentication is required to trigger this state change, an attacker can disable defenses at will during a multi-stage attack sequence, potentially leading to full system compromise if other vulnerabilities exist or if weak passwords are in use. This undermines the fundamental purpose of security plugins which aim to reduce the attack surface by hiding sensitive entry points and filtering malicious traffic.
This vulnerability aligns with several well-known industry standards for classifying software weaknesses. It is primarily categorized under CWE-285, Improper Authorization, as the system fails to enforce proper access controls before performing a privileged action. Additionally, it relates to CWE-601, URL Redirection to Untrusted Site (Open Redirect), in the context of exposing internal resources that should remain hidden, and CWE-798, Use of Hard-coded Credentials, if the parameter itself acts as an implicit shared secret rather than requiring dynamic authentication tokens. In terms of offensive security frameworks like MITRE ATT&CK, this behavior facilitates Initial Access by allowing attackers to discover administrative interfaces (T1078) and potentially leads to Credential Access through increased exposure to brute-force attacks against now-visible login pages.
To mitigate this risk, administrators must immediately update the Hide My WP Ghost plugin to version 7.0.11 or later where these logic flaws have been addressed with proper authentication checks. Until an upgrade is possible, it is advisable to restrict access to WordPress administrative areas using IP whitelisting at the web server level rather than relying solely on plugin-based hiding mechanisms. Implementing a Web Application Firewall that inspects request parameters for suspicious patterns and enforces strict input validation can also provide an additional layer of defense against such logic abuse. Furthermore, organizations should audit their security plugins to ensure they do not rely on simple parameter presence checks for critical state changes, advocating instead for robust session-based authentication or token verification mechanisms in all future deployments.