CVE-2026-104727
Received Received - Intake

Stored XSS in Sequential Order Numbers for WooCommerce Plugin

Publication date: 2026-10-29

Last updated on: 2026-10-29

Assigner: Wordfence

Description
The Sequential Order Numbers for WooCommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'condition' Post Meta Array Keys in all versions up to, and including, 3.6.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

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Meta Information

Published
2026-10-29
Last Modified
2026-10-29
Generated
2026-10-29
AI Q&A
2026-10-29
EPSS Evaluated
N/A
NVD
CVE-2026-104727
EUVD
EUVD-2026-112689

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
berocket Sequential Order Numbers for WooCommerce 0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

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Executive Summary

This vulnerability is a Stored Cross-Site Scripting (XSS) issue in the Sequential Order Numbers for WooCommerce plugin for WordPress. It exists in versions up to 3.6.5 due to insufficient input sanitization and output escaping in the 'condition' Post Meta Array Keys. Authenticated attackers with contributor-level access or higher can inject malicious scripts into pages.

Detection Guidance

Check WordPress installations for the Sequential Order Numbers for WooCommerce plugin versions up to 3.6.5. Inspect pages for unexpected scripts in 'condition' Post Meta Array Keys. Use security plugins to scan for stored XSS payloads.

Impact Analysis

An attacker could inject malicious scripts into pages that execute when users access them. This could lead to unauthorized actions on behalf of users, theft of sensitive data, or defacement of the website. Users with contributor-level access or higher are required to exploit this.

Compliance Impact

This vulnerability could lead to unauthorized access or data breaches, which may violate GDPR (data protection) and HIPAA (health information privacy) requirements. Organizations must address it to maintain compliance and protect user data.

Mitigation Strategies

Update the Sequential Order Numbers for WooCommerce plugin to the latest version. Remove untrusted user access levels if possible. Implement input sanitization for Post Meta Array Keys. Monitor pages for injected scripts.

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