CVE-2026-4806
Received Received - Intake

Unauthenticated Data Export in Custom Thank You Page for WooCommerce

Publication date: 2026-09-24

Last updated on: 2026-09-24

Assigner: Wordfence

Description
The Custom Thank You Page for WooCommerce plugin for WordPress is vulnerable to unauthorized access and loss of data due to a missing capability check on the save_option() function in all versions up to, and including, 1.1.2. This makes it possible for unauthenticated attackers to to export or reset(delete) the plugin's settings.

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Meta Information

Published
2026-09-24
Last Modified
2026-09-24
Generated
2026-09-24
AI Q&A
2026-09-24
EPSS Evaluated
N/A
NVD
CVE-2026-4806
EUVD
EUVD-2026-85855

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
woocommerce custom_thank_you_page to 1.1.2 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-862 The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

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Executive Summary

This vulnerability affects the Custom Thank You Page for WooCommerce plugin on WordPress. It allows unauthenticated attackers to access or delete plugin settings due to a missing capability check in the save_option() function. This could lead to unauthorized data loss or configuration changes.

Detection Guidance

Check for unauthorized changes to the Custom Thank You Page for WooCommerce plugin settings. Look for unexpected exports or resets of plugin data. Review server logs for unusual access to the save_option() function endpoints.

Impact Analysis

If you use this plugin, attackers could export or reset its settings without authentication. This may disrupt your WooCommerce store's functionality, expose sensitive data, or allow attackers to modify how the thank you page behaves.

Compliance Impact

This vulnerability could lead to unauthorized access or deletion of plugin settings, potentially violating data protection requirements under GDPR or HIPAA if customer data is exposed or altered. Compliance may be impacted if the plugin handles personal or health-related information.

Mitigation Strategies

Update the Custom Thank You Page for WooCommerce plugin to the latest version. If an update is not available, consider disabling or removing the plugin immediately. Review plugin settings for any unauthorized changes and restore from a clean backup if necessary.

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