CVE-2025-67969 in UPI QR Code Payment Gateway for WooCommerce Plugin
Summary
by MITRE • 02/20/2026
Missing Authorization vulnerability in knitpay UPI QR Code Payment Gateway for WooCommerce upi-qr-code-payment-for-woocommerce allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects UPI QR Code Payment Gateway for WooCommerce: from n/a through <= 1.5.1.
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Analysis
by VulDB Data Team • 02/27/2026
The CVE-2025-67969 vulnerability represents a critical missing authorization flaw within the knitpay UPI QR Code Payment Gateway for WooCommerce plugin, specifically impacting versions through 1.5.1. This security weakness stems from incorrectly configured access control security levels that allow unauthorized parties to exploit the payment processing functionality. The vulnerability exists within the plugin's authorization mechanisms, where proper access controls are not enforced during payment gateway operations, creating a pathway for malicious actors to manipulate payment transactions without proper authentication.
This vulnerability operates at the intersection of weak access control implementation and improper authorization checks, aligning with CWE-285 which addresses improper authorization in software systems. The flaw manifests when users with insufficient privileges can access payment processing functions that should be restricted to authorized administrators or merchants. The incorrect configuration of security levels means that the plugin fails to properly validate user permissions before executing payment gateway operations, potentially allowing attackers to initiate fraudulent transactions or access sensitive payment data.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it compromises the integrity and confidentiality of payment processing within WooCommerce environments. Attackers could exploit this weakness to manipulate payment flows, potentially leading to financial losses for merchants and their customers. The vulnerability affects not only the direct payment processing capabilities but also the underlying data handling mechanisms that manage UPI QR code transactions. This represents a significant risk to e-commerce platforms that rely on the plugin for payment processing, as the compromised authorization controls could enable attackers to bypass normal transaction validation processes.
From a threat modeling perspective, this vulnerability aligns with ATT&CK technique T1078 which covers valid accounts and credential access, as the missing authorization allows attackers to operate within the system using compromised or unauthorized access paths. The attack surface is particularly concerning in WooCommerce environments where multiple user roles exist, as the flaw could enable lower-privilege users to escalate their access to payment processing functions. The vulnerability's impact is amplified by the nature of payment gateway operations, where unauthorized access can result in immediate financial harm and long-term reputational damage to affected merchants.
The recommended mitigations for this vulnerability include immediate plugin updates to versions that address the authorization flaw, implementation of proper access control validation mechanisms, and comprehensive security reviews of payment processing components. Organizations should also consider implementing additional monitoring controls to detect unauthorized access attempts to payment gateway functions. The fix should involve proper role-based access controls that ensure only authorized administrators can perform payment processing operations, along with logging mechanisms that track all access attempts to sensitive payment functions. Security teams must also review their existing access control policies and ensure that all payment-related operations require proper authentication and authorization checks before execution.