CVE-2021-4043Medium· 5.5▾ TwilightPoC availableNULL Pointer Dereference in GitHub repository gpac/gpac prior to 1.1.0.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 30.3 · likelihood 0.9 · exploitation 12
A public proof-of-concept already exists for this vulnerability — see Exploit availability below.
Public exploit / PoC code seen in 1 source. Availability, not in-the-wild use.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Nov 5.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
4.6%
1 GitHub repo (last check)
NULL Pointer Dereference in GitHub repository gpac/gpac prior to 1.1.0.
gpac < 1.1.0debian_linux = 11.0Upgrade past the affected range:
gpac 1.1.0Connected by shared product, vendor, weakness, or advisory.
CVE-2026-90573Low· 3.3A vulnerability was identified in GPAC up to f1219cde
CVE-2026-90576Low· 3.3A security vulnerability has been detected in GPAC up to f1219cde
CVE-2026-90609Low· 3.3A vulnerability has been found in GPAC up to f1219cde
CVE-2026-90792Medium· 4.3A flaw has been found in GPAC up to f1219cde
CVE-2026-109827Medium· 6.3A vulnerability has been found in GPAC up to 26.07.0
CVE-2025-55663Medium· 5.5A segmentation violation in the Track_SetStreamDescriptor function (isomedia/track.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.