Vulnerability in Salon Booking System

CVE-2026-11887

The Salon Booking System WordPress plugin before 10.30.20 does not have proper authorisation checks on one of its AJAX actions, allowing any authenticated user, such as a subscriber, to modify a Salon Booking System WordPress plugin before 10.30.20 setting and bypass the manual approval of new bookings.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (19.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 19.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-11887: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

  • Salon Booking System — versions 0

References

Frequently asked questions

What is CVE-2026-11887?
CVE-2026-11887 is a medium-severity vulnerability in Salon Booking System, classified under CWE-862 MISSING AUTHORIZATION. CVSS score: 4.3/10. Published 2026-07-01.
How severe is CVE-2026-11887?
Medium severity. CVSS v3 base score is 4.3 out of 10.