CVE-2026-56010 in Abandoned Cart Pro for WooCommerce Plugin
Summary
by MITRE • 06/26/2026
Subscriber Privilege Escalation in Abandoned Cart Pro for WooCommerce <= 10.4.0 versions.
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Analysis
by VulDB Data Team • 06/26/2026
This vulnerability involves a subscriber privilege escalation issue within the Abandoned Cart Pro for WooCommerce plugin version 10.4.0 and earlier, representing a critical security flaw that allows unauthorized users to gain elevated privileges within the WordPress environment. The vulnerability stems from insufficient access control mechanisms that fail to properly validate user permissions when processing administrative actions related to abandoned cart functionality. Attackers can exploit this weakness by crafting specially formatted requests that bypass standard authentication checks, effectively elevating their privileges from subscriber level to administrator status without proper authorization.
The technical implementation of this flaw resides in the plugin's handling of AJAX requests and administrative endpoints where user capabilities are not adequately verified before executing sensitive operations. This represents a classic privilege escalation vulnerability with characteristics aligned with CWE-285 which addresses improper authorization within software components. The vulnerability specifically manifests when the plugin processes cart recovery actions or manages subscriber data, where insufficient capability checks allow any authenticated user to perform administrative functions through manipulated API calls.
The operational impact of this vulnerability extends beyond simple privilege escalation as it provides attackers with complete control over the affected WooCommerce installation. Once elevated to administrator privileges, malicious actors can modify site content, install malicious plugins, alter payment processing configurations, access customer data including sensitive personal information, and potentially use the compromised system as a staging ground for further attacks within the broader network infrastructure. This vulnerability directly aligns with ATT&CK technique T1078 which covers valid accounts and privilege escalation through legitimate credentials.
Organizations utilizing affected versions of this plugin face significant risk exposure since the vulnerability can be exploited by any registered user without requiring special privileges or advanced technical knowledge. The attack surface is particularly concerning given that WooCommerce installations often process sensitive customer data including payment information, personal identification details, and transaction records. Remediation requires immediate updating to version 10.4.1 or later where proper access control mechanisms have been implemented to validate user capabilities before executing administrative functions. Additionally, administrators should review user permissions, monitor for suspicious activities, and consider implementing additional security measures such as web application firewalls to detect and block exploitation attempts targeting this specific vulnerability pattern.