CVE-2025-26764 in Distance Based Shipping Calculator Plugin
Summary
by MITRE • 02/22/2025
Missing Authorization vulnerability in enituretechnology Distance Based Shipping Calculator allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects Distance Based Shipping Calculator: from n/a through 2.0.22.
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Analysis
by VulDB Data Team • 02/22/2025
The vulnerability identified as CVE-2025-26764 represents a critical authorization flaw within the enituretechnology Distance Based Shipping Calculator plugin, which operates within e-commerce platforms such as WooCommerce. This security weakness stems from incorrectly configured access control mechanisms that fail to properly validate user permissions before granting access to sensitive functionality. The vulnerability exists across all versions of the plugin from the initial release through version 2.0.22, indicating a long-standing issue that has not been adequately addressed. The flaw essentially allows unauthorized users to bypass normal access controls and potentially manipulate shipping calculations or access administrative features that should be restricted to authorized personnel only.
The technical implementation of this vulnerability manifests as a missing authorization check within the plugin's codebase, where certain functions or endpoints do not properly verify whether the requesting user possesses the necessary privileges to perform specific operations. This type of flaw falls under the CWE-863 category of Incorrect Authorization, which specifically addresses situations where the system fails to properly enforce access control policies. The vulnerability is particularly concerning because it operates at the application level, meaning that an attacker who can exploit this weakness can potentially gain access to functionality that should be restricted to administrators or authorized users. The impact is amplified by the fact that shipping calculators often handle sensitive data related to customer locations and business operations, making this a valuable target for malicious actors seeking to disrupt services or extract information.
From an operational perspective, this vulnerability creates significant risk for e-commerce platforms using the affected plugin, as it could enable attackers to manipulate shipping cost calculations, potentially leading to financial losses or service disruption. The flaw could also facilitate more severe attacks such as privilege escalation, where unauthorized users might gain administrative access to the platform. According to ATT&CK framework category T1078 for Valid Accounts and T1499 for Endpoint Denial of Service, this vulnerability could be leveraged to establish persistent access or disrupt service availability. Organizations running affected versions of the Distance Based Shipping Calculator should immediately assess their current configuration and implement proper access controls, as the vulnerability could allow attackers to perform actions such as modifying shipping rules, accessing customer data, or potentially compromising the entire platform through lateral movement.
The remediation approach for this vulnerability requires immediate patching of the plugin to version 2.0.23 or later, which should contain the necessary authorization checks to prevent unauthorized access. System administrators should also conduct comprehensive access control reviews to ensure that all plugin functionalities properly validate user permissions. Additional mitigations include implementing network-level restrictions, monitoring for suspicious access patterns, and ensuring that only authorized personnel have access to plugin configuration interfaces. Organizations should also consider implementing web application firewalls to detect and block exploitation attempts targeting this specific vulnerability. Regular security audits and vulnerability assessments should be conducted to identify similar authorization flaws in other plugins or components of the e-commerce platform, as this type of issue often indicates broader security configuration problems that may affect other areas of the system.