CVE-2026-104012 Rox Appointment Booking - Privilege Escalation

Rox Appointment Booking WordPress plugin <= 1.3.1 contains a privilege escalation via mass assignment in the public REST endpoint, letting unauthenticated attackers persist arbitrary wp_user_id and email, exploit requires an administrator to open and save the poisoned customer record.

CVSS base score 8.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.28% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Privilege Escalation
Impact
Privilege Escalation
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published
31 October 2026
Updated
1 November 2026
Weakness
CWE-269

Vendor fix

Update to the latest version beyond 1.3.1.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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