CVE-2026-110034
Salon Booking System < 10.31.11 - Unauthenticated Negative Booking Total via Discount Code
Unknown Salon Booking System
CVSS
3.7LowExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.17%Chance of exploitation activity in the next 30 days, higher than 6% of CVEs. Scored 23 Oct 2026FIRST EPSS
What fixes it
- 10.31.11Salon Booking SystemCVE List
A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.
Description
The Salon Booking System WordPress plugin before 10.31.11 does not enforce a minimum of zero when subtracting a fixed-amount discount from a booking's total, allowing an unauthenticated visitor who knows a valid discount code to create a confirmed booking stored with a negative total.
Text from CVE List
Affected versions 1
- Salon Booking Systemaffected: all versions before 10.31.11CVE List