CVE-2026-42725
Deferred Deferred - Pending Action
Authorization Bypass in Checkout Files Upload for WooCommerce

Publication date: 2026-05-27

Last updated on: 2026-05-27

Assigner: Patchstack

Description
Authorization Bypass Through User-Controlled Key vulnerability in WP Wham Checkout Files Upload for WooCommerce checkout-files-upload-woocommerce allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Checkout Files Upload for WooCommerce: from n/a through <= 2.2.5.
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Meta Information
Published
2026-05-27
Last Modified
2026-05-27
Generated
2026-06-16
AI Q&A
2026-05-27
EPSS Evaluated
2026-06-15
NVD
CVE-2026-42725
EUVD
EUVD-2026-32182
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
patchstack checkout_files_upload_for_woocommerce From 2.2.0 (inc) to 2.2.5 (inc)
patchstack checkout_files_upload_for_woocommerce 2.2.6
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-639 The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.
Attack-Flow Graph
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Executive Summary

The vulnerability in the WordPress Checkout Files Upload for WooCommerce Plugin (version 2.2.5 and below) is an Insecure Direct Object References (IDOR) issue. It allows unauthenticated attackers to bypass authorization controls and access sensitive files or interact with the database improperly.

This happens due to incorrectly configured access control security levels, meaning the plugin does not properly restrict user access to certain resources.

Impact Analysis

This vulnerability can lead to unauthorized access to sensitive files or data within your WooCommerce environment. Attackers can exploit this flaw without needing to authenticate, potentially exposing confidential information or manipulating database contents.

Because the vulnerability has a CVSS score of 6.5, it is considered moderately dangerous and could be exploited in widespread attacks targeting many websites.

Detection Guidance

This vulnerability allows unauthenticated attackers to bypass authorization and access sensitive files or interact with the database via the Checkout Files Upload for WooCommerce Plugin versions 2.2.5 and below.

Detection can involve monitoring for unauthorized access attempts or suspicious requests targeting the plugin's file upload endpoints.

Specific commands or detection scripts are not provided in the available resources.

Mitigation Strategies

The immediate recommended step is to update the Checkout Files Upload for WooCommerce Plugin to version 2.2.6 or later, where this vulnerability is patched.

Until the update can be applied, users are advised to implement mitigation rules provided by Patchstack to block attacks targeting this vulnerability.

Seeking assistance from your hosting provider or developer to apply these mitigations is also recommended.

Compliance Impact

The vulnerability allows unauthenticated attackers to bypass authorization and access sensitive files or interact with the database. Such unauthorized access to sensitive data can lead to violations of data protection regulations like GDPR and HIPAA, which require strict access controls to protect personal and health information.

Failure to address this vulnerability could result in non-compliance with these standards due to potential data breaches or unauthorized data exposure.

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