CVE-2021-28300

PoC —

CVSS 3.1

9.8 critical

EPSS

2%p81

Published

Apr 14, 2021 (Apr 14, 2021)

Modified

Jun 17, 2026

Description

NULL Pointer Dereference in the "isomedia/track.c" module's "MergeTrack()" function of GPAC v0.5.2 allows attackers to execute arbitrary code or cause a Denial-of-Service (DoS) by uploading a malicious MP4 file.

Vendors: gpac
Products: gpac
Weakness: CWE-476
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (2.1%)

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