CVE-2026-16619 HIGH

CVE-2026-16619: miniOrange 2FA < 6.2.8 - 2FA Bypass via Unlimited Second-Factor Attempts

Vendor Unknown
Product miniOrange 2FA
Published August 6, 2026
Last update August 6, 2026

CVSS base score

7.5/10
Attack vector Network
Attack complexity High
Privileges required Low
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

The miniOrange 2FA WordPress plugin before 6.2.8 does not correctly limit the number of second-factor verification attempts, tracking them against a client-supplied identifier that is reissued on every login, allowing an attacker who already knows a user's password to guess the one-time code without limit and take over the account.

Explanation of Vulnerability in Simple Terms

02Summary

miniOrange 2FA versions before 6.2.8 contain a vulnerability allowing authenticated users with low privileges to read sensitive data, modify site content, or disrupt service. The attack requires network access and some technical complexity but does not require user interaction. Administrators should update to version 6.2.8 or later immediately.

What an attacker can do

03Attacker Capabilities

Read sensitive data, modify site content, or disrupt service availability.

Potential impact on your site

04Site Impact

Authenticated users can access confidential information, alter content, or cause downtime.

Conditions required to exploit

05Prerequisites

Attacker must have low-level user account; network access required.

Key dates

06Disclosure timeline

August 6, 2026 CVE published