CVE-2020-25445: Bookingcore Booking Core

High severity, CVSS 7.8. EPSS: 0.9% chance of exploitation in the next 30 days.

The “Subscribe” feature in Ultimate Booking System Booking Core 1.7.0 is vulnerable to CSV formula injection. The input containing the excel formula is not being sanitized by the application. As a result when admin in backend download and open the csv, content of the cells are executed.

Affected products

• Bookingcore Booking Core: version 1.7.0 only

Published 2021-07-14. Last modified 2026-06-17.