PopupKit <= 2.2.0 - Missing Authorization to Sensitive Information Disclosure and Data Deletion

2026-02-09 20:31
Dmitrii Ignatyev

Vulnerability Overview

The PopupKit plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 2.2.0. This is due to the plugin not properly verifying that a user is authorized to access the /popup/logs REST API endpoint. This makes it possible for authenticated attackers, with Subscriber-level access and above, to read and delete analytics data including device types, browser information, countries, referrer URLs, and campaign metrics.

Technical Analysis

REMEDIATION: Update to version 2.2.1, or a newer patched version --- IDENTIFIER: CWE-862 (Missing Authorization) The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

External References

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