CVE-2026-27542 in Wholesale Lead Capture Plugin
Summary
by MITRE • 03/19/2026
Incorrect Privilege Assignment vulnerability in Rymera Web Co Pty Ltd. Woocommerce Wholesale Lead Capture allows Privilege Escalation.This issue affects Woocommerce Wholesale Lead Capture: from n/a through 2.0.3.1.
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Analysis
by VulDB Data Team • 03/22/2026
The vulnerability identified as CVE-2026-27542 represents a critical privilege assignment flaw within the WooCommerce Wholesale Lead Capture plugin developed by Rymera Web Co Pty Ltd. This security weakness manifests as an incorrect privilege assignment that enables unauthorized privilege escalation, potentially allowing attackers to gain elevated access rights within the affected system. The vulnerability specifically impacts versions of the plugin ranging from the initial release through version 2.0.3.1, indicating a significant window of exposure for affected installations. The issue falls under the category of privilege escalation vulnerabilities, which are particularly dangerous as they can enable attackers to bypass normal access controls and execute unauthorized actions within the system.
The technical nature of this flaw stems from improper handling of user permissions and access control mechanisms within the plugin's codebase. When users interact with the wholesale lead capture functionality, the system fails to properly validate or enforce privilege levels, creating opportunities for malicious actors to manipulate access controls. This type of vulnerability is classified as CWE-276, which specifically addresses improper permissions and access control issues. The flaw likely occurs during the processing of user requests or when the system attempts to assign or modify user privileges, where insufficient validation allows attackers to elevate their privileges beyond what should be permitted based on their current access level.
From an operational perspective, this vulnerability presents severe risks to organizations using the affected WooCommerce plugin. Attackers who successfully exploit this privilege escalation flaw could potentially gain administrative access to the e-commerce platform, allowing them to modify product listings, manipulate customer data, access sensitive financial information, or even completely compromise the website. The impact extends beyond simple data theft, as the elevated privileges could enable attackers to install malicious code, modify payment processing systems, or disrupt business operations entirely. Organizations relying on wholesale lead capture functionality for their business operations face particular risk, as the compromise could affect their entire customer relationship management and sales pipeline systems.
The exploitation of this vulnerability aligns with tactics described in the MITRE ATT&CK framework under the privilege escalation category, specifically targeting the technique of "Access Token Manipulation" and "Exploitation for Privilege Escalation." Security professionals should consider this vulnerability as part of a broader attack surface analysis, particularly when evaluating the security posture of e-commerce platforms that utilize third-party plugins. The vulnerability demonstrates the importance of proper input validation and access control implementation in web applications, as well as the necessity of regular security assessments of plugin ecosystems. Organizations should immediately implement mitigations including plugin updates to versions that address this specific privilege assignment flaw, and conduct comprehensive security audits of their e-commerce platforms to identify potential exploitation vectors. Additionally, implementing network segmentation, monitoring for unusual privilege escalation attempts, and maintaining up-to-date security tooling can help detect and prevent exploitation attempts targeting this vulnerability.