CVE-2025-55639

MediumCVSS 6.5/10Last modified Oct 12, 2026

Description

GPAC MP4Box v2.4 was discovered to contain a NULL pointer dereference in the gf_isom_add_track_kind() function at isomedia/isom_write.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted MP4 file.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-476

Affected software

No affected versions have been published.

Timeline

Published
Jun 23, 2026
Last modified
Oct 12, 2026
NVD status
Analyzed

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CVE-2025-55639: Medium severity, CVSS 6.5 | Vulnix