What the vulnerability does
01Description
Missing Authorization vulnerability in ViaBill for WooCommerce ViaBill – WooCommerce viabill-woocommerce allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects ViaBill – WooCommerce: from n/a through <= 1.1.53.
Explanation of Vulnerability in Simple Terms
02Summary
The ViaBill for WooCommerce plugin versions 1.1.53 and earlier lack proper authorization checks, allowing unauthenticated attackers to modify data or disrupt service through network requests. No user interaction is required. Site administrators should update to a version newer than 1.1.53 to prevent unauthorized changes to payment-related functionality.
What an attacker can do
03Attacker Capabilities
Modify payment data or disrupt the checkout process without authentication.
Potential impact on your site
04Site Impact
Attackers can alter payment records or disable the ViaBill payment gateway, affecting customer transactions.
Conditions required to exploit
05Prerequisites
Network access only; no authentication or user interaction required.
Key dates
06Disclosure timeline
March 25, 2026
CVE published
April 28, 2026
Record updated