CVE-2026-24362 MEDIUM

CVE-2026-24362: WordPress Ultimate Post Kit plugin <= 4.0.21 - Broken Access Control vulnerability

Vendor Bdthemes
Product Ultimate Post Kit
Weakness CWE-862 · Missing authorization
Published March 25, 2026
Last update April 28, 2026

CVSS base score

6.4/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Missing Authorization vulnerability in bdthemes Ultimate Post Kit ultimate-post-kit allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Ultimate Post Kit: from n/a through <= 4.0.21.

Explanation of Vulnerability in Simple Terms

02Summary

Ultimate Post Kit versions up to 4.0.21 lack proper authorization checks, allowing authenticated users with low privileges to access or modify content they should not be able to reach. The vulnerability affects multiple areas of the plugin due to missing permission validation. Site administrators should update to a version newer than 4.0.21 as soon as possible.

What an attacker can do

03Attacker Capabilities

Read or modify content and settings they lack permission to access.

Potential impact on your site

04Site Impact

Unauthorized users can view or alter posts, settings, or data depending on plugin functionality.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege account on the site (e.g., subscriber or contributor role).

Key dates

06Disclosure timeline

March 25, 2026 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE