CVE-2026-27344 MEDIUM

CVE-2026-27344: WordPress inseri core plugin <= 1.0.5 - Broken Access Control vulnerability

Vendor Inseriswiss
Product inseri core
Weakness CWE-862 · Missing authorization
Published March 5, 2026
Last update April 28, 2026
View on NVD All CVEs

CVSS base score

5.9/10
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Confidentiality High
Integrity None

CVSS vector

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

What the vulnerability does

01Description

Missing Authorization vulnerability in inseriswiss inseri core inseri-core allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects inseri core: from n/a through <= 1.0.5.

Explanation of Vulnerability in Simple Terms

02Summary

Inseri Core versions up to 1.0.5 lack proper authorization checks, allowing unauthenticated attackers to read sensitive data through network requests. The vulnerability requires specific conditions to exploit but does not require user interaction. No integrity or availability impact occurs. Update to a version newer than 1.0.5.

What an attacker can do

03Attacker Capabilities

Read sensitive data without authentication by sending network requests to the application.

Potential impact on your site

04Site Impact

Confidential information may be exposed to unauthenticated attackers if Inseri Core is deployed.

Conditions required to exploit

05Prerequisites

Network access to the application; no authentication or user interaction required.

Key dates

06Disclosure timeline

March 5, 2026 CVE published
April 28, 2026 Record updated