CVE-2026-108174 in Fox Plugin
Summary
by MITRE • 10/13/2026
Missing Authorization vulnerability in PluginUs.Net FOX woocommerce-currency-switcher allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects FOX: from n/a through 1.5.4.
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Analysis
by VulDB Data Team • 10/13/2026
The identified security flaw resides within the PluginUs.NET FOX WooCommerce Currency Switcher, specifically affecting versions ranging from non-existent initial releases up to version 1.5.4. This vulnerability is classified as a missing authorization issue, which fundamentally represents an incorrect implementation of access control mechanisms. In web application architecture, proper authorization ensures that users can only access resources and perform actions for which they have been explicitly granted permission. The absence or misconfiguration of these checks allows unauthenticated or low-privileged actors to bypass intended security boundaries, leading to unauthorized interactions with the plugin's functionality. This type of flaw is a direct manifestation of CWE-285, Improper Authorization, where the application fails to enforce appropriate access controls on sensitive functions or data endpoints exposed by the WordPress environment.
From an operational perspective, this vulnerability enables attackers to exploit incorrectly configured security levels within the WooCommerce ecosystem. Since WooCommerce handles critical e-commerce operations such as order processing, customer data management, and payment configuration, any unauthorized access can have severe consequences. An attacker could potentially manipulate currency settings, alter transaction parameters, or access sensitive administrative functions without valid credentials. This lack of enforcement allows for privilege escalation scenarios where a standard subscriber-level user might gain the ability to modify store configurations that should be restricted to administrators. The impact extends beyond mere data exposure; it compromises the integrity of financial transactions and the overall trustworthiness of the online storefront, potentially leading to significant revenue loss and reputational damage for the business operator.
The exploitation vector typically involves crafting specific HTTP requests to endpoints controlled by the currency switcher plugin that do not properly verify the user's role or session state before executing sensitive logic. Attackers can automate this process using standard web scraping tools or custom scripts, making it a low-effort attack surface within the broader WordPress ecosystem. This aligns with ATT&CK technique T1078, Valid Accounts, as attackers often leverage stolen credentials or exploit default configurations to gain initial access before leveraging these authorization flaws to escalate privileges and move laterally through the system. The vulnerability highlights a common pitfall in plugin development where developers assume that certain functions are only accessible via specific UI elements rather than enforcing server-side validation for every request.
To mitigate this risk, immediate action is required by updating the PluginUs.NET FOX WooCommerce Currency Switcher to a version newer than 1.5.4, assuming the vendor has released a patch addressing these authorization checks. If an update is not immediately available, administrators should implement compensating controls such as restricting access to WordPress admin areas through IP whitelisting or two-factor authentication plugins that enforce stricter identity verification before any administrative actions are permitted. Additionally, deploying Web Application Firewalls can help detect and block anomalous request patterns associated with unauthorized API calls or parameter manipulation attempts related to currency switching functions. Regular security audits of third-party plugins are essential to ensure they adhere to current best practices for access control, ensuring that every function endpoint validates user permissions before execution.