XSS in Wordpresschef Salon Booking System – Appointment For Salons, Barbershops & Spas

CVE-2026-109232

The Salon Booking System – Appointment Booking for Salons, Barbershops & Spas plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'sln[<checkout-field-key>]' parameter in all versions up to, and including, 10.31.9 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Exploitation requires that the site administrator has configured at least one custom checkout field of type Html or File, which is a standard documented plugin feature.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-109232?
CVE-2026-109232 is a high-severity vulnerability in Wordpresschef Salon Booking System – Appointment For Salons, Barbershops & Spas, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2026-10-16.
How severe is CVE-2026-109232?
High severity. CVSS v3 base score is 7.2 out of 10.