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CVE-2026-27389— WordPress WeDesignTech Ultimate Booking Addon plugin <= 1.0.1 - Account Takeover vulnerability

Quick assessment

Affected
designthemes WeDesignTech Ultimate Booking Addon
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台具有在基于PHP和MySQL的服务器上架设个人博客网站的功能。WordPress plugin是一个应用插件。 WordPress plugin WeDesignTech Ultimate Booking Addon 1.0.1及之前版本存在安全漏洞，该漏洞源于使用替代路径或通道绕过身份验证，可能导致身份验证滥用。

CVSS 9.8 · Critical EPSS 0.67% · P50

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-27389

Vulnerability Information
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Vulnerability Title
WordPress WeDesignTech Ultimate Booking Addon plugin <= 1.0.1 - Account Takeover vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Authentication Bypass Using an Alternate Path or Channel vulnerability in designthemes WeDesignTech Ultimate Booking Addon wedesigntech-ultimate-booking-addon allows Authentication Abuse.This issue affects WeDesignTech Ultimate Booking Addon: from n/a through <= 1.0.1.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用候选路径或通道进行的认证绕过
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress plugin WeDesignTech Ultimate Booking Addon 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台具有在基于PHP和MySQL的服务器上架设个人博客网站的功能。WordPress plugin是一个应用插件。 WordPress plugin WeDesignTech Ultimate Booking Addon 1.0.1及之前版本存在安全漏洞，该漏洞源于使用替代路径或通道绕过身份验证，可能导致身份验证滥用。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
designthemes WeDesignTech Ultimate Booking Addon 0 ~ 1.0.1 -

II. Public POCs for CVE-2026-27389

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III. Intelligence Information for CVE-2026-27389

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Vendor Advisories for CVE-2026-27389 (1)

Same Patch Batch · designthemes · 2026-03-05 · 7 CVEs total

CVE-2026-27983 9.8 CRITICAL WordPress LMS Elementor Pro plugin <= 1.0.4 - Privilege Escalation vulnerability
CVE-2026-22473 8.8 HIGH WordPress Dental Clinic theme <= 3.7 - PHP Object Injection vulnerability
CVE-2026-27390 8.8 HIGH WordPress WeDesignTech Ultimate Booking Addon plugin <= 1.0.1 - Account Takeover vulnerabi
CVE-2026-27386 7.5 HIGH WordPress DesignThemes Directory Addon plugin <= 1.8 - Broken Access Control vulnerability
CVE-2026-27388 7.5 HIGH WordPress DesignThemes Booking Manager plugin <= 2.0 - Broken Access Control vulnerability
CVE-2026-27385 7.1 HIGH WordPress DesignThemes Portfolio plugin <= 1.3 - Reflected Cross Site Scripting (XSS) vuln

IV. Related Vulnerabilities

Same product: WeDesignTech Ultimate Booking Addon
Same vendor: designthemes
Same weakness: CWE-288

V. Comments for CVE-2026-27389

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