CVE-2021-31259: Gpac

Medium severity, CVSS 5.5. EPSS: 0.9% chance of exploitation in the next 30 days.

The gf_isom_cenc_get_default_info_internal function in GPAC 1.0.1 allows attackers to cause a denial of service (NULL pointer dereference) via a crafted file in the MP4Box command.

Affected products

• Gpac Gpac: version 1.0.1 only

Published 2021-04-19. Last modified 2026-06-17.