CVE-2026-61343: Librebooking

High severity, CVSS 7.2. EPSS: 1% chance of exploitation in the next 30 days.

LibreBooking's email template editor save action passes the submitted template name directly into the destination file path, allowing a remote attacker with administrator credentials to write an arbitrary file outside the template directory and execute code. Fixed in 5.1.0.

Affected products

• Librebooking Librebooking: before 5.1.0 (fixed in 5.1.0)

Published 2026-07-09. Last modified 2026-07-30.