Denial of Service Vulnerability in GPAC MP4Box by GPAC
CVE-2025-55639

6.5MEDIUM

Key Information:

Vendor

GPAC

Status
GPAC MP4Box
Vendor
CVE Published:
23 June 2026

What is CVE-2025-55639?

GPAC MP4Box version 2.4 has a vulnerability that allows attackers to execute a Denial of Service (DoS) by exploiting a NULL pointer dereference in the gf_isom_add_track_kind() function. This issue can be triggered by specially crafted MP4 files, leading to potential disruption of service.

References

https://github.com/gpac/gpac/issues/3260
https://github.com/sigdevel/pocs/blob/main/res/gpac/MP4Bo...
https://github.com/gpac/gpac/commit/027ce139dda498ee95df3...

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.