CVE-2026-2628 CRITICAL

CVE-2026-2628: All-in-One Microsoft 365 & Entra ID / Azure AD SSO Login <= 2.2.5 - Authentication Bypass

Vendor Cyberlord92
Product All-in-One Microsoft 365 & Entra ID / Azure AD SSO Login
Weakness CWE-288
Published March 3, 2026
Last update April 8, 2026

CVSS base score

9.8/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

The All-in-One Microsoft 365 & Entra ID / Azure AD SSO Login plugin for WordPress is vulnerable to authentication bypass in all versions up to, and including, 2.2.5. This makes it possible for unauthenticated attackers to bypass authentication and log in as other users, including administrators.

Explanation of Vulnerability in Simple Terms

02Summary

The All-in-One Microsoft 365 & Entra ID / Azure AD SSO Login plugin through version 2.2.5 contains an authentication bypass vulnerability. An attacker can gain unauthorized access to the site without valid credentials. The vulnerability requires no user interaction and can be exploited remotely. Site administrators should update immediately to a version newer than 2.2.5.

What an attacker can do

03Attacker Capabilities

Bypass authentication and gain unauthorized access to the site without valid credentials.

Potential impact on your site

04Site Impact

Attackers can access your site and user accounts without passwords or valid login credentials.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

March 3, 2026 CVE published
April 8, 2026 Record updated