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CVE-2026-86839

LOW 3.8 CVSS 3.1
Published
September 27, 2026
Last modified
September 28, 2026
NVD status
Deferred
Reported by
contact@wpscan.com
Weakness
CWE-639
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N

Description

The Online Scheduling and Appointment Booking System WordPress plugin before 28.3 does not verify that appointment and payment records requested through its staff-role AJAX actions belong to the requesting staff member, allowing authenticated attackers with a staff-level account to view, modify and delete other staff members' appointments and payments, including the associated customer's personal information.

Affected WordPress components

  • Online Scheduling and Appointment Booking System – Bookly Plugin · bookly-responsive-appointment-booking-tool
    Confirmed match Active
    Before 28.3
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • Unknown Online Scheduling and Appointment Booking System — Before 28.3

References

  • wpscan.com https://wpscan.com/vulnerability/3ab8b879-3ef7-4aa4-8620-1bde99697dcb/
  • nvd.nist.gov Official NVD record