CVE-2026-18586
Deferred Deferred - Pending Action

Unauthenticated Stored XSS in Premium Packages WordPress Plugin

Publication date: 2026-10-15

Last updated on: 2026-10-15

Assigner: Wordfence

Description
The Premium Packages – Sell Digital Products Securely plugin for WordPress is vulnerable to Unauthenticated Stored Cross-Site Scripting via 'order_email' in all versions up to, and including, 7.0.5 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

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Meta Information

Published
2026-10-15
Last Modified
2026-10-15
Generated
2026-10-19
AI Q&A
2026-10-15
EPSS Evaluated
2026-10-18
NVD
CVE-2026-18586
EUVD
EUVD-2026-101842

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
codename065 Premium Packages – Sell Digital Products Securely 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 an Unauthenticated Stored Cross-Site Scripting (XSS) flaw in the Premium Packages – Sell Digital Products Securely WordPress plugin. It allows attackers to inject malicious scripts via the 'order_email' parameter due to insufficient input sanitization and output escaping. The scripts execute when users access infected pages.

Detection Guidance

Check WordPress installations for the Premium Packages – Sell Digital Products Securely plugin versions up to and including 7.0.5. Review server logs for suspicious script injections in order_email fields. Use security plugins like Wordfence to scan for stored XSS vulnerabilities.

Impact Analysis

Unauthenticated attackers can exploit this to inject harmful scripts into your WordPress site. These scripts may steal user data, hijack sessions, or deface pages. Users visiting compromised pages could have their sensitive information exposed or be redirected to malicious sites.

Compliance Impact

This vulnerability could lead to data breaches, violating GDPR and HIPAA requirements for protecting user data. Organizations may face fines, legal penalties, and reputational damage if user data is compromised due to this flaw.

Mitigation Strategies

Update the Premium Packages plugin to the latest version beyond 7.0.5 immediately. If an update is unavailable, consider disabling or removing the plugin. Implement web application firewalls to block XSS payloads. Monitor affected pages for unauthorized script execution.

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