CVE-2025-24581 MEDIUM

CVE-2025-24581: WordPress Instantio plugin <= 3.3.7 - Settings Change vulnerability

Vendor Themefic
Product Instantio
Weakness CWE-862 · Missing authorization
Published April 17, 2025
Last update May 12, 2026
View on NVD All CVEs

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Missing Authorization vulnerability in Themefic Instantio instantio allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Instantio: from n/a through <= 3.3.7.

Explanation of Vulnerability in Simple Terms

02Summary

Instantio versions up to 3.3.7 lack proper authorization checks, allowing unauthenticated attackers to modify site data and disrupt service. The vulnerability requires no special access or user interaction. Site administrators should update to version 3.3.33 or later to restore proper access controls.

What an attacker can do

03Attacker Capabilities

Modify site data and cause service disruption without authentication.

Potential impact on your site

04Site Impact

Unauthorized changes to site content and potential downtime affecting all visitors.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

April 17, 2025 CVE published
May 12, 2026 Record updated