CVE-2026-24365: WooCommerce Stock Manager CSRF Vulnerability

CVE-2026-24365 Overview

A Cross-Site Request Forgery (CSRF) vulnerability has been identified in the Stock Manager for WooCommerce WordPress plugin developed by storeapps. This vulnerability allows attackers to trick authenticated administrators into unknowingly executing malicious actions on the affected plugin by visiting a specially crafted web page. Since the plugin lacks proper CSRF token validation, state-changing requests can be forged by attackers, potentially leading to unauthorized modifications of stock management settings or data.

Critical Impact
Attackers can exploit this CSRF vulnerability to manipulate stock inventory data, modify plugin settings, or perform other administrative actions without authorization when an authenticated administrator visits a malicious page.

Affected Products

Stock Manager for WooCommerce plugin versions prior to 3.6.0
WordPress installations running vulnerable versions of the woocommerce-stock-manager plugin

Discovery Timeline

2026-01-22 - CVE CVE-2026-24365 published to NVD
2026-01-22 - Last updated in NVD database

Technical Details for CVE-2026-24365

Vulnerability Analysis

This vulnerability is classified under CWE-352 (Cross-Site Request Forgery). CSRF attacks exploit the trust that a web application has in the user's browser. When a WordPress administrator is logged into a site running a vulnerable version of Stock Manager for WooCommerce, their browser automatically includes authentication cookies with every request to that site.

The Stock Manager for WooCommerce plugin fails to implement proper anti-CSRF tokens (nonces) for critical administrative functions. Without these validation mechanisms, the plugin cannot distinguish between legitimate requests initiated by the administrator and forged requests embedded in malicious websites.

An attacker can craft a malicious HTML page containing hidden forms or JavaScript that automatically submits requests to the vulnerable plugin endpoints. When an authenticated administrator visits this page, their browser sends the forged request along with valid session cookies, causing the plugin to process the request as if it were legitimate.

Root Cause

The root cause of this vulnerability is the absence or improper implementation of WordPress nonce verification in the plugin's request handling. WordPress provides built-in functions like wp_nonce_field(), wp_verify_nonce(), and check_admin_referer() specifically to prevent CSRF attacks. The Stock Manager for WooCommerce plugin failed to utilize these security mechanisms on sensitive operations, leaving administrative endpoints exposed to cross-site request forgery.

Attack Vector

The attack is network-based and requires user interaction. An attacker must entice an authenticated WordPress administrator to visit a malicious web page while they have an active session on the target site. The attack flow typically follows this pattern:

The attacker identifies vulnerable endpoints in the Stock Manager for WooCommerce plugin that perform state-changing operations
The attacker creates a malicious web page containing hidden forms or JavaScript that automatically submits forged requests to those endpoints
The attacker distributes the malicious page link via email, social engineering, or compromised websites
When an authenticated administrator clicks the link, their browser automatically sends the forged request with their valid session credentials
The plugin processes the request as legitimate, executing the attacker's intended action

The attacker could potentially modify stock quantities, change product availability settings, export sensitive inventory data, or alter other plugin configurations depending on the specific vulnerable endpoints.

Detection Methods for CVE-2026-24365

Indicators of Compromise

Unexpected changes to product stock quantities or availability status in WooCommerce
Unexplained modifications to Stock Manager for WooCommerce plugin settings
Administrator accounts showing activity during times when legitimate users were not logged in
Suspicious entries in WordPress activity logs showing administrative actions without corresponding user-initiated sessions

Detection Strategies

Enable and monitor WordPress audit logging plugins to track administrative actions on stock management functions
Implement Web Application Firewall (WAF) rules to detect and block suspicious cross-origin form submissions
Review server access logs for requests to Stock Manager for WooCommerce endpoints originating from unexpected referrer URLs
Configure alerts for bulk or rapid changes to inventory data that deviate from normal operational patterns

Monitoring Recommendations

Deploy SentinelOne Singularity XDR to monitor web server activity and detect anomalous request patterns
Enable WordPress activity logging and forward logs to a centralized SIEM for correlation analysis
Monitor for changes to critical WooCommerce and plugin configuration files
Implement integrity monitoring on the wp-content/plugins/woocommerce-stock-manager/ directory

How to Mitigate CVE-2026-24365

Immediate Actions Required

Update Stock Manager for WooCommerce to version 3.6.0 or later immediately
Audit recent changes to stock inventory data and plugin settings for unauthorized modifications
Review WordPress user accounts and remove any suspicious or unauthorized administrator accounts
Consider temporarily disabling the plugin until the update can be applied if immediate patching is not possible

Patch Information

The vulnerability affects Stock Manager for WooCommerce versions prior to 3.6.0. Site administrators should update to version 3.6.0 or later through the WordPress plugin update mechanism. The patch implements proper WordPress nonce validation on sensitive administrative endpoints to prevent CSRF attacks.

For detailed vulnerability information, refer to the Patchstack security advisory.

Workarounds

Implement additional Web Application Firewall rules to validate the Referer header on administrative requests
Ensure administrators use separate browser profiles for WordPress administration and general web browsing
Configure the WordPress site to require re-authentication for sensitive plugin operations
Limit administrator session duration to reduce the window of opportunity for CSRF attacks

bash

# Configuration example - Add to wp-config.php to reduce session lifetime
# This limits the authentication cookie lifetime to 2 hours
define('AUTH_COOKIE_LIFETIME', 7200);

# Force SSL for admin area (recommended)
define('FORCE_SSL_ADMIN', true);