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Missing authorization in Salon Booking System lets attackers create bookings

Priority LOW 29CWE-862Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
None · Low · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-862.

Summary

The Salon Booking System WordPress plugin before 10.31.9 does not check authorization before creating a booking and trusts a caller-supplied user identifier and booking status. An unauthenticated remote attacker can create bookings attributed to arbitrary users, overwrite those users' stored contact details, and mark bookings as paid or confirmed without payment (CWE-862). An exploit link is listed in the references.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

The Salon Booking System WordPress plugin before 10.31.9 does not properly check authorization before creating a booking and trusts a caller-supplied user identifier and booking status, allowing unauthenticated attackers to create bookings attributed to arbitrary users, overwrite those users' stored contact details, and mark bookings as paid or confirmed without any payment.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00221 12th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed Salon Booking System (Unknown): 10.31.9

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
UnknownSalon Booking Systembefore 10.31.910.31.9Patch availableCNA
  • Salon Booking System VendorUnknown Affected before 10.31.9 Fixed in 10.31.9 Patch available CNA

Remediation

Update Salon Booking System to version 10.31.9 or later, which fixes the flaw. CISA's Known Exploited Vulnerabilities catalog does not list this vulnerability.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

  • Fix · CNA Salon Booking System (Unknown) Fixed in 10.31.9

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Salon Booking System 10.31.9

    3 records Highest priority Priority LOW 3 LOW

    Other records, highest priority first

    • TI-2026-75274 Cross-site request forgery in Salon Booking System allows admin account creationPriority LOW 39
    • TI-2026-75272 Predictable access tokens in Salon Booking System expose booking APIPriority LOW 21

Timeline

  1. 2026-10-16 Threatist record created from CVE-2026-110014
  2. 2026-10-16 Alias added: GHSA-p2vr-36g9-99rc

References

Sources