CVE-2021-33897: Synthesiagame Synthesia

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

A buffer overflow in Synthesia before 10.7.5567, when a non-Latin locale is used, allows user-assisted attackers to cause a denial of service (application crash) via a crafted MIDI file with malformed bytes. This file is mishandled during a deletion attempt. In Synthesia before 10.9, an improper path handling allows local attackers to cause a denial of service (application crash) via a crafted MIDI file with malformed bytes.

Affected products

• Synthesiagame Synthesia: up to and including 10.8

Published 2022-11-17. Last modified 2026-06-17.