Auth bypass in Wpdevart Booking Calendar, Appointment System

CVE-2026-73395

Unauthenticated Insecure Direct Object References (IDOR) in Booking calendar, Appointment Booking System <= 3.2.36 versions.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.003 (24.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 24th percentile — 24.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-73395: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-73395?
CVE-2026-73395 is a medium-severity vulnerability in Wpdevart Booking Calendar, Appointment System, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2026-08-18.
How severe is CVE-2026-73395?
Medium severity. CVSS v3 base score is 6.5 out of 10.