CVE-2026-103366 Appointment Booking Plugin – LatePoint | Calendar & Scheduling for WordPress - Broken Access Control

Appointment Booking Plugin – LatePoint | Calendar & Scheduling for WordPress up to 5.7.3 contains an insecure direct object reference caused by lack of ownership checks in booking and cart ID parameters, letting unauthenticated attackers read other users' appointment and cart details via public AJAX routes.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.47% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
14 October 2026
Updated
15 October 2026
Weakness
CWE-639

Vendor fix

Update to the latest version beyond 5.7.3 where ownership checks are properly enforced.

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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