CVE-2025-30540: Avaibook

Medium severity, CVSS 5.9. EPSS: 0.4% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in avaibook AvaiBook avaibook allows Stored XSS.This issue affects AvaiBook: from n/a through <= 1.2.

Affected products

• Avaibook Avaibook: up to and including 1.2

Published 2025-03-24. Last modified 2026-06-17.