What is CVE-2025-66530?

CVE-2025-66530 is a medium-severity vulnerability in Webba Appointment Booking, classified under Missing Authorization. CVSS score: 4.3/10. Published 2025-12-09.

How severe is CVE-2025-66530?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Auth bypass in Webba Appointment Booking

CVE-2025-66530

Missing Authorization vulnerability in Webba Appointment Booking Webba Booking webba-booking-lite allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Webba Booking: from n/a through <= 6.2.1.

Vulnerability class: Broken Access Control

EPSS: 0.003 (17.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

Affected products

Webba Appointment Booking — versions 0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2025-66530?: CVE-2025-66530 is a medium-severity vulnerability in Webba Appointment Booking, classified under Missing Authorization. CVSS score: 4.3/10. Published 2025-12-09.
How severe is CVE-2025-66530?: Medium severity. CVSS v3 base score is 4.3 out of 10.