CVE-2026-22406 MEDIUM

CVE-2026-22406: WordPress Overton theme <= 1.3 - Insecure Direct Object References (IDOR) vulnerability

Vendor Mikado-Themes
Product Overton
Weakness CWE-639 · IDOR
Published January 22, 2026
Last update April 28, 2026

CVSS base score

5.4/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction None
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Authorization Bypass Through User-Controlled Key vulnerability in Mikado-Themes Overton overton allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Overton: from n/a through <= 1.3.

Explanation of Vulnerability in Simple Terms

02Summary

Overton versions 1.3 and earlier contain an authorization flaw that allows high-privileged users to read or modify limited data. The vulnerability requires administrative access and does not affect availability. Update to a version newer than 1.3 to remediate.

What an attacker can do

03Attacker Capabilities

Read or modify limited data within the application with high-level privileges.

Potential impact on your site

04Site Impact

High-privilege accounts could leak or alter sensitive information; availability is not affected.

Conditions required to exploit

05Prerequisites

Attacker must have high-level administrative access to the application.

Key dates

06Disclosure timeline

January 22, 2026 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE