CVE-2026-27388 HIGH

CVE-2026-27388: WordPress DesignThemes Booking Manager plugin <= 2.0 - Broken Access Control vulnerability

Vendor Designthemes
Product DesignThemes Booking Manager
Weakness CWE-862 · Missing authorization
Published March 5, 2026
Last update April 28, 2026
View on NVD All CVEs

CVSS base score

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

CVSS vector

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

What the vulnerability does

01Description

Missing Authorization vulnerability in designthemes DesignThemes Booking Manager designthemes-booking-manager allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects DesignThemes Booking Manager: from n/a through <= 2.0.

Explanation of Vulnerability in Simple Terms

02Summary

DesignThemes Booking Manager versions 2.0 and earlier lack proper authorization checks, allowing unauthenticated attackers to disrupt the booking system's availability. An attacker can send requests over the network without authentication to trigger a denial-of-service condition. No user interaction is required. Site administrators should update to a version newer than 2.0 immediately.

What an attacker can do

03Attacker Capabilities

Disrupt the booking system's availability without authentication or user interaction.

Potential impact on your site

04Site Impact

Booking functionality becomes unavailable to legitimate users; potential loss of reservations and revenue.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

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