CVE-2023-33720: MP4V2 Project MP4V2

Medium severity, CVSS 6.5. EPSS: 0.6% chance of exploitation in the next 30 days.

mp4v2 v2.1.2 was discovered to contain a memory leak via the class MP4BytesProperty.

Affected products

• MP4V2 Project MP4V2: version 2.1.2 only

Published 2023-05-26. Last modified 2026-06-17.