CVE-2026-27389

CRITICAL
2026-03-05 [email protected]
9.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 22:06 vuln.today
CVE Published
Mar 05, 2026 - 06:16 nvd
CRITICAL 9.8

Tags

Authentication Bypass

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.

Analysis

Auth bypass in WeDesignTech Ultimate Booking Addon for WordPress.

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Remediation

Within 24 hours: Inventory all systems using wedesigntech-ultimate-booking-addon and assess business criticality; implement network segmentation if possible and enable enhanced logging. Within 7 days: Deploy WAF rules to block exploitation attempts, disable the plugin if non-essential, and establish monitoring for suspicious activity. …

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Priority Score

49
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +49
POC: 0

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CVE-2026-27389 vulnerability details – vuln.today
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