What the vulnerability does
01Description
The Schedule Post Changes With PublishPress Future: Unpublish, Delete, Change Status, Trash, Change Categories plugin for WordPress is vulnerable to unauthorized modification of data due to a missing authorization check on the "saveFutureActionData" function in all versions up to, and including, 4.9.1. This makes it possible for authenticated attackers, with author level access and above, to change the status of arbitrary posts and pages via the REST API endpoint.
Explanation of Vulnerability in Simple Terms
02Summary
The PublishPress Schedule Post Changes plugin for WordPress does not properly check user permissions before allowing logged-in users to modify post scheduling actions. A low-privileged user can change post status, delete, trash, or modify categories on scheduled posts without authorization. This affects versions up to 4.9.1.
What an attacker can do
03Attacker Capabilities
Modify or delete scheduled posts and change their status or categories without proper authorization.
Potential impact on your site
04Site Impact
Unauthorized users can alter or remove scheduled content, disrupting publishing workflows and potentially exposing or hiding posts.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege WordPress user account (e.g., contributor or subscriber role).
Key dates
06Disclosure timeline
November 21, 2025
CVE published
April 8, 2026
Record updated
