Denial of Service Vulnerability in GPAC MP4Box Software
CVE-2025-55647

5.5MEDIUM

Key Information:

Vendor

GPAC

Status
MP4Box
Vendor
CVE Published:
15 June 2026

What is CVE-2025-55647?

An Out-of-Memory vulnerability exists in the mp4_mux_cenc_insert_pssh function of GPAC MP4Box v2.4. This flaw can be exploited by attackers to trigger a Denial of Service (DoS) condition by submitting a specially crafted MP4 file, leading to potential disruption in service.

References

https://infosec.exchange/@sigdevel/116736795058798433

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.