CVE-2026-31921 in Product Rearrange for WooCommerce Plugin
Summary
by MITRE • 03/25/2026
Missing Authorization vulnerability in Devteam HaywoodTech Product Rearrange for WooCommerce products-rearrange-woocommerce allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Product Rearrange for WooCommerce: from n/a through <= 1.2.2.
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Analysis
by VulDB Data Team • 04/01/2026
The vulnerability identified as CVE-2026-31921 represents a critical missing authorization flaw within the Devteam HaywoodTech Product Rearrange for WooCommerce plugin, specifically impacting versions ranging from the initial release through version 1.2.2. This security weakness stems from incorrectly configured access control mechanisms that fail to properly validate user permissions before allowing critical operations. The plugin's failure to implement proper authorization checks creates an environment where unauthorized individuals can manipulate product ordering sequences, potentially compromising the integrity of e-commerce operations and customer data.
This vulnerability falls under the CWE-863 category of Incorrect Authorization, which specifically addresses situations where a system fails to properly verify that an actor is authorized to perform a requested operation. The flaw manifests as a lack of proper access control validation within the plugin's administrative interfaces, allowing attackers to exploit the system through manipulated requests that should only be accessible to authenticated administrators. The issue represents a fundamental breakdown in the principle of least privilege, where users without proper credentials can execute functions that require elevated permissions.
The operational impact of this vulnerability extends beyond simple unauthorized access to encompass potential data manipulation and system compromise within WooCommerce environments. Attackers could exploit this flaw to reorder products in ways that might affect search engine optimization, customer purchasing behavior, or even manipulate pricing structures if the rearrangement functionality intersects with other product management features. The vulnerability's scope within the WooCommerce ecosystem means that successful exploitation could lead to significant financial losses, reputational damage, and potential regulatory compliance violations for affected merchants.
Security professionals should consider this vulnerability in the context of the MITRE ATT&CK framework, particularly under the T1078 technique for Valid Accounts and T1566 for Phishing, as attackers might leverage this weakness to gain persistent access to administrative functions. The vulnerability's exploitation typically requires minimal technical skill and could be automated through various attack vectors, making it particularly dangerous in environments where WooCommerce plugins are frequently updated or where multiple administrative accounts exist. Organizations should immediately implement mitigations including plugin version updates, access control hardening, and monitoring for unauthorized administrative activities.
The recommended remediation strategy involves upgrading to the latest version of the Product Rearrange for WooCommerce plugin where the authorization checks have been properly implemented. System administrators should also conduct comprehensive access control reviews, implement network segmentation to limit plugin access, and establish monitoring protocols to detect unauthorized administrative activities. Additionally, organizations should consider implementing web application firewalls and regular security assessments to identify similar configuration issues within their WooCommerce environments and ensure compliance with industry standards such as PCI DSS and GDPR requirements for data protection.