CVE-2026-110031: high-severity vulnerability in Salon Booking System
Salon Booking System 10.17 - 10.31.10 - Salon Staff+ Privilege Escalation to Administrator via Case-Insensitive User Meta Key
Published
41Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 7.2epss 0.3%
exploitation probability
0.3%top 84% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
The Salon Booking System WordPress plugin before 10.31.11 does not prevent users holding its custom salon staff role from assigning arbitrary capabilities to other accounts when editing a customer, allowing them to escalate any account to administrator and take over the site.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Affected products
Unknown · Salon Booking Systempublic PoCs found — 1
cve_referencewpscan.com/vulnerability/8d24ad5b-2d50-467b-9c40-45e86e53dafb/unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — Salon Booking System
In the same product, most dangerous first.
CVE-2026-17022HIGHSalon Booking System – Free Version < 10.30.34 - Unauthenticated Booking Information Disclosure via Booking WizardEPSS 0.4%CVE-2026-17021MEDIUMSalon Booking System – Free Version < 10.30.34 - Unauthenticated Arbitrary Booking Total TamperingEPSS 0.3%CVE-2026-11887MEDIUMSalon Booking System < 10.30.20 - Subscriber+ Booking Approval BypassEPSS 0.3%CVE-2026-17023MEDIUMSalon Booking System – Free Version <= 10.30.33 - Unauthenticated Google Calendar Connection Hijack via OAuth CallbackEPSS 0.3%CVE-2026-17020MEDIUMSalon Booking System – Free Version <= 10.31.0 - Subscriber+ Arbitrary Booking PII DisclosureEPSS 0.3%CVE-2026-110033MEDIUMSalon Booking System < 10.31.11 - Salon Staff+ Stored XSS and SSRF via Salon REST 'image_url'EPSS 0.2%