XSS in Salon Booking System

CVE-2026-110033

The Salon Booking System WordPress plugin before 10.31.11 does not validate a user-supplied image URL before fetching it server-side and writing the response to a publicly accessible location under an attacker-chosen filename, allowing users with the Salon Staff role or higher to force the server to read internal-only resources and disclose them, and to store a malicious SVG that runs arbitrary scripts in the site's origin for anyone who opens it.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H.

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

  • Salon Booking System

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-110033?
CVE-2026-110033 is a medium-severity vulnerability in Salon Booking System, classified under Cross-site Scripting. CVSS score: 6.8/10. Published 2026-10-18.
How severe is CVE-2026-110033?
Medium severity. CVSS v3 base score is 6.8 out of 10.