CVE-2026-39504 MEDIUM

CVE-2026-39504: WordPress InstaWP Connect plugin <= 0.1.2.5 - Broken Access Control vulnerability

Vendor Instawp
Product InstaWP Connect
Weakness CWE-862 · Missing authorization
Published April 8, 2026
Last update April 29, 2026

CVSS base score

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

CVSS vector

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

What the vulnerability does

01Description

Missing Authorization vulnerability in InstaWP InstaWP Connect instawp-connect allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects InstaWP Connect: from n/a through <= 0.1.2.5.

Explanation of Vulnerability in Simple Terms

02Summary

InstaWP Connect versions up to 0.1.2.5 lack proper authorization checks, allowing authenticated users to modify site data without appropriate permissions. An attacker with low-level access can alter content or disable features. Update to a version newer than 0.1.2.5 to resolve this issue.

What an attacker can do

03Attacker Capabilities

Modify or disable site content and features without proper authorization.

Potential impact on your site

04Site Impact

Authenticated users can alter your site's data or disable features beyond their intended permissions.

Conditions required to exploit

05Prerequisites

Attacker must have a low-level user account on the site.

Key dates

06Disclosure timeline

April 8, 2026 CVE published
April 29, 2026 Record updated

Related vulnerabilities

08Related CVE