CVE-2026-25391: WP Wand Authorization Bypass Vulnerability

CVE-2026-25391 Overview

A Missing Authorization vulnerability has been identified in the WP Grids WP Wand ai-content-generation WordPress plugin. This Broken Access Control flaw allows attackers to exploit incorrectly configured access control security levels, potentially enabling unauthorized actions within the affected plugin. The vulnerability stems from CWE-862 (Missing Authorization), where critical functionality lacks proper permission checks.

Critical Impact

Authenticated attackers with low-level privileges can bypass authorization controls in the WP Wand plugin, potentially manipulating AI content generation features and causing limited integrity and availability impacts to affected WordPress installations.

Affected Products

• WP Wand WordPress Plugin versions through 1.3.07
• WordPress installations using the ai-content-generation plugin
• Sites utilizing WP Grids WP Wand for AI content generation

Discovery Timeline

• 2026-02-19 - CVE-2026-25391 published to NVD
• 2026-02-19 - Last updated in NVD database

Technical Details for CVE-2026-25391

Vulnerability Analysis

This vulnerability represents a classic Broken Access Control issue where the WP Wand plugin fails to properly verify user authorization before executing sensitive operations. The Missing Authorization vulnerability (CWE-862) occurs when the application does not perform adequate permission checks, allowing authenticated users with minimal privileges to access functionality that should be restricted to administrators or other privileged roles.

The network-based attack vector requires low privileges and no user interaction, making it relatively straightforward to exploit for authenticated attackers. The impact is limited to integrity and availability concerns, with no direct confidentiality breach. However, unauthorized access to AI content generation features could allow attackers to manipulate content or disrupt the plugin's functionality.

Root Cause

The root cause is the absence of proper capability or role checks within the WP Wand plugin's critical functions. WordPress plugins should verify user permissions using functions like current_user_can() before executing privileged operations. When these checks are missing or improperly implemented, any authenticated user—regardless of their assigned role—can invoke restricted functionality.

Attack Vector

The attack exploits the network-accessible plugin endpoints without requiring special user interaction. An attacker with a valid low-privilege WordPress account (such as a subscriber role) can send crafted requests to plugin endpoints that should only be accessible to administrators. Since the authorization checks are missing, the backend processes these requests without validating whether the user has sufficient permissions.

The vulnerability requires authentication, meaning anonymous attackers cannot directly exploit this issue. However, on WordPress sites with open registration or where attackers can obtain any level of authenticated access, this flaw becomes immediately exploitable.

For detailed technical information about this vulnerability, see the Patchstack WP Wand Vulnerability advisory.

Detection Methods for CVE-2026-25391

Indicators of Compromise

• Unexpected changes to AI-generated content by non-administrative users
• Unusual API calls or POST requests to WP Wand plugin endpoints from low-privilege user accounts
• WordPress audit logs showing plugin actions performed by users without appropriate roles

Detection Strategies

• Monitor WordPress access logs for requests to /wp-admin/admin-ajax.php with WP Wand-specific action parameters from subscriber or contributor accounts
• Implement Web Application Firewall (WAF) rules to detect and alert on unauthorized access attempts to plugin administrative functions
• Review user activity logs for anomalous behavior patterns involving the ai-content-generation plugin

Monitoring Recommendations

• Enable verbose logging for WordPress admin-ajax requests and correlate with user role data
• Deploy endpoint detection solutions to monitor for exploitation attempts targeting WordPress plugin vulnerabilities
• Configure alerts for any plugin-related administrative actions performed by non-administrator user roles

How to Mitigate CVE-2026-25391

Immediate Actions Required

• Update the WP Wand plugin to a version newer than 1.3.07 when a patched version becomes available
• Restrict WordPress user registration if not required for site functionality
• Audit existing user accounts and remove unnecessary subscriber or contributor accounts
• Review and limit user roles to the minimum required permissions

Patch Information

Organizations should monitor the official WP Wand plugin repository and the Patchstack advisory for patch availability. Once a security update is released, apply it immediately to all affected WordPress installations. The update should include proper authorization checks for all sensitive plugin functions.

Workarounds

• Temporarily disable the WP Wand plugin if AI content generation is not critical to operations
• Implement additional access control at the web server level using .htaccess rules to restrict plugin endpoint access
• Use a WordPress security plugin to add extra authorization layers for AJAX endpoints
• Consider using a virtual patching solution through a WAF to block unauthorized access attempts until an official patch is available

# Example .htaccess rule to restrict plugin access (adjust paths as needed)
# Add to WordPress root .htaccess file
<IfModule mod_rewrite.c>
    RewriteEngine On
    RewriteCond %{REQUEST_URI} ^.*wp-admin/admin-ajax\.php$ [NC]
    RewriteCond %{QUERY_STRING} action=.*wand.* [NC]
    RewriteCond %{HTTP_COOKIE} !wordpress_logged_in.*admin [NC]
    RewriteRule .* - [F,L]
</IfModule>