CVE-2026-27409 MEDIUM

CVE-2026-27409: WordPress Webba Booking plugin <= 6.4.13 - Broken Access Control vulnerability

Vendor Webba Plugins

Product Webba Booking

Weakness CWE-862 · Missing authorization

Published July 1, 2026

Last update July 1, 2026

View on NVD All CVEs

CVSS base score

5.3/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction None

Confidentiality None

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Missing Authorization vulnerability in Webba Plugins Webba Booking allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects Webba Booking: from n/a through 6.4.13.

Explanation of Vulnerability in Simple Terms

02Summary

Webba Booking versions up to 6.4.13 lack proper authorization checks, allowing unauthenticated attackers to modify booking data. The vulnerability requires no user interaction and can be exploited over the network. Site administrators should update to a version newer than 6.4.13 to prevent unauthorized changes to bookings.

What an attacker can do

03Attacker Capabilities

Modify booking records without authentication.

Potential impact on your site

04Site Impact

Attackers can alter or corrupt booking data, affecting business operations and customer records.

Conditions required to exploit

05Prerequisites

Network access to the site; no authentication or user interaction required.

Key dates

06Disclosure timeline

July 1, 2026 CVE published

July 1, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-27409 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/862.html AskarLabs — CWE-862 write-up Missing Authorization

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