CVE-2026-17022

Deferred Deferred - Pending Action

Unauthenticated Booking Data Exposure in Salon Booking System

Publication date: 2026-08-10

Last updated on: 2026-08-26

Assigner: WPScan

Description

The Salon Booking System WordPress plugin before 10.30.34 does not properly validate a booking's ownership token before loading it in its booking-wizard confirmation steps, allowing unauthenticated attackers to disclose other customers' booking records, including personal information, by supplying a sequential booking identifier.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-08-10

Last Modified

2026-08-26

Generated

2026-08-30

AI Q&A

2026-08-10

EPSS Evaluated

2026-08-29

NVD

CVE-2026-17022

EUVD

EUVD-2026-55005

Affected Vendors & Products

Vendor	Product	Version / Range
wp_salon_booking_system	salon_booking_system	to 10.30.33 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-200	The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

Attack-Flow Graph

Executive Summary

The Salon Booking System WordPress plugin through version 10.30.33 has a vulnerability where it fails to validate a booking's ownership token before loading it in booking confirmation steps. This allows unauthenticated attackers to access other customers' booking records, including personal information, by providing a sequential booking identifier.

Detection Guidance

Check if the Salon Booking System plugin version 10.30.33 or below is installed. Look for unauthorized access to booking records or unusual sequential booking ID requests in server logs.

Impact Analysis

This vulnerability allows attackers to view other customers' personal information and booking details without authentication. It poses a risk of data exposure, privacy breaches, and potential misuse of sensitive customer data.

Compliance Impact

This vulnerability could lead to non-compliance with GDPR and HIPAA due to unauthorized access and disclosure of personal and sensitive customer data. Organizations may face legal penalties, fines, and reputational damage for failing to protect customer information.

Mitigation Strategies

Update the Salon Booking System plugin to the latest version if available. If no update exists, consider disabling the plugin temporarily until a patch is released. Monitor for suspicious activity related to booking records.

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