CVE-2024-8548 HIGH

CVE-2024-8548: KB Support – WordPress Help Desk and Knowledge Base <= 1.6.6 - Missing Authorization to Authenticated (Subscriber+) Multiple Administrator Actions

Vendor Logoninc
Product KB Support – Customer Support Ticket & Helpdesk Plugin, Knowledge Base Plugin
Weakness CWE-862 · Missing authorization
Published October 1, 2024
Last update April 8, 2026

CVSS base score

8.1/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

What the vulnerability does

01Description

The KB Support – WordPress Help Desk and Knowledge Base plugin for WordPress is vulnerable to unauthorized modification and loss of data due to a missing capability check on several functions in the /includes/ajax-functions.php file all versions up to, and including, 1.6.6. This makes it possible for authenticated attackers, with Subscriber-level access and above, to perform multiple administrative actions, such as replying to arbitrary tickets, updating the status of any post, deleting any post, adding notes to tickets, flagging or unflagging tickets, and adding or removing ticket participants.

Key dates

02Disclosure timeline

October 1, 2024 CVE published
April 8, 2026 Record updated