CVE-2023-6527

CVSS 3.1 Score 6.1 of 10 (medium)

Details

Published Dec 6, 2023
Updated: Dec 11, 2023
CWE ID 79

Summary

CVE-2023-6527 is a vulnerability in the Email Subscription Popup plugin for WordPress versions up to and including 1.2.18. The vulnerability allows for Reflected Cross-Site Scripting (XSS) attacks through the HTTP_REFERER header, due to insufficient input sanitization and output escaping. This means that unauthenticated attackers can inject malicious web scripts into pages, which will execute if a user is tricked into performing an action such as clicking on a link. The vulnerability has a base severity of MEDIUM and requires user interaction. It has a CVSS score of 6.1 and affects various products within the WordPress ecosystem. To remediate the vulnerability, users should update to the latest version of the Email Subscription Popup plugin, which contains the necessary fixes to address this issue.

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