CVE-2026-57698: WooCommerce Auth Bypass Vulnerability

CVE-2026-57698 Overview

CVE-2026-57698 is an authentication bypass vulnerability in the VillaTheme Abandoned Cart Recovery for WooCommerce plugin (woo-abandoned-cart-recovery). The flaw affects all versions up to and including 1.1.12. It is classified as Authentication Bypass Using an Alternate Path or Channel [CWE-288]. An unauthenticated remote attacker can abuse an alternate authentication path to access functionality intended for authenticated users. The vulnerability impacts confidentiality and integrity of stored cart data, including customer contact details captured by the plugin.

Critical Impact
Unauthenticated attackers can bypass authentication controls over the network to access or manipulate abandoned cart data in WooCommerce stores running the plugin.

Affected Products

VillaTheme Abandoned Cart Recovery for WooCommerce plugin
All versions from n/a through 1.1.12
WordPress sites running WooCommerce with this plugin installed

Discovery Timeline

2026-07-13 - CVE-2026-57698 published to NVD
2026-07-13 - Last updated in NVD database

Technical Details for CVE-2026-57698

Vulnerability Analysis

The plugin exposes functionality through an alternate path that fails to enforce the authentication checks applied to the primary access path. An attacker reaches privileged operations without providing valid credentials. The issue maps to [CWE-288], Authentication Bypass Using an Alternate Path or Channel. Successful exploitation exposes customer data captured during checkout abandonment, including email addresses and cart contents. EPSS data places exploitation probability at 0.252%.

Root Cause

The plugin implements authentication on one code path but omits equivalent checks on a secondary handler. This handler processes the same or related sensitive actions without verifying the requester's identity or capability. The alternate channel effectively provides a backdoor around the intended access control logic.

Attack Vector

An attacker sends crafted HTTP requests directly to the exposed endpoint over the network. No user interaction or prior authentication is required. The attacker interacts with plugin functionality that should require WordPress administrator or shop manager privileges. See the Patchstack Vulnerability Report for additional technical context.

Detection Methods for CVE-2026-57698

Indicators of Compromise

Unexpected HTTP requests to woo-abandoned-cart-recovery plugin endpoints from unauthenticated sources
Access log entries containing plugin AJAX or admin-ajax handlers without a valid WordPress authentication cookie
Unusual data export or read operations against abandoned cart records outside administrator sessions

Detection Strategies

Inspect WordPress access logs for requests to plugin URLs originating from external IPs without session cookies
Enable WordPress audit logging plugins to capture plugin action invocations and correlate with authenticated users
Deploy web application firewall rules that require authenticated session state for sensitive plugin endpoints

Monitoring Recommendations

Monitor the installed version of woo-abandoned-cart-recovery across all WordPress instances and flag versions <= 1.1.12
Alert on high-volume anonymous requests to WooCommerce admin AJAX handlers
Track outbound data flows containing abandoned cart records or customer email lists

How to Mitigate CVE-2026-57698

Immediate Actions Required

Identify all WordPress sites running Abandoned Cart Recovery for WooCommerce version 1.1.12 or earlier
Update the plugin to a fixed version released after 1.1.12 once available from VillaTheme
Deactivate and remove the plugin if a patched version is not yet available and the functionality is not essential
Rotate WordPress administrator credentials and review recent abandoned cart data access

Patch Information

A fixed release addressing the authentication bypass should be obtained from the VillaTheme plugin repository. Refer to the Patchstack Vulnerability Report for the current patched version reference.

Workarounds

Block external access to the vulnerable plugin endpoints using web server rules or a WAF until patching is complete
Restrict WordPress admin-ajax and REST routes exposed by the plugin to authenticated administrator IP ranges
Temporarily disable the plugin from wp-admin > Plugins if abandoned cart recovery is not a business-critical feature

bash

# Example Nginx rule to block unauthenticated access to the plugin path
location ~* /wp-content/plugins/woo-abandoned-cart-recovery/ {
    allow 203.0.113.0/24;   # trusted admin network
    deny all;
}