8.1
CWE
862
Advisory Published
Updated

CVE-2023-6696: Popup Builder – Create highly converting, mobile friendly marketing popups <= 4.3.1 - Missing Authorization and Nonce Exposure

First published: Sat Jun 15 2024(Updated: )

The Popup Builder – Create highly converting, mobile friendly marketing popups. plugin for WordPress is vulnerable to unauthorized access of functionality due to a missing capability check on several functions in all versions up to, and including, 4.3.1. While some functions contain a nonce check, the nonce can be obtained from the profile page of a logged-in user. This allows subscribers to perform several actions including deleting subscribers and perform blind Server-Side Request Forgery.

Credit: security@wordfence.com

Affected SoftwareAffected VersionHow to fix
Sygnoos Popup Builder<4.3.2

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