What the vulnerability does
01Description
Missing Authorization vulnerability in Marketing Fire Editorial Calendar editorial-calendar allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Editorial Calendar: from n/a through <= 3.8.8.
Explanation of Vulnerability in Simple Terms
02Summary
Editorial Calendar versions 3.8.8 and earlier lack proper authorization checks, allowing authenticated users to read and modify calendar data they should not have access to. An attacker with a low-privilege account can view or alter events belonging to other users or restricted calendars. Update to a version newer than 3.8.8 to resolve this issue.
What an attacker can do
03Attacker Capabilities
Read and modify calendar events and data belonging to other users or restricted calendars.
Potential impact on your site
04Site Impact
Users' calendar data may be exposed to or modified by other authenticated users without proper access controls.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege user account on the site.
Key dates
06Disclosure timeline
December 24, 2025
CVE published
April 28, 2026
Record updated