TI-2025-43943 Aliases CVE-2025-60475 GHSA-6vm9-xcwf-xg6x

Buffer overflow in GPAC MP4Box lets attackers cause denial of service

MEDIUM 58CWE-119Published 2026-10-20 · Updated 2026-10-28

Key facts

Attack vector: Local
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Denial of service
Confidentiality · integrity · availability: None · None · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.

Summary

GPAC Project/MP4Box before 2.5 has a buffer overflow in the gf_ac4_parser_bs function in media_tools/av_parsers.c. The flaw is classified as CWE-119 and occurs when the parser processes crafted input. A local attacker with no privileges can crash the tool by supplying crafted input, and a user must interact with the process to trigger it.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

A buffer overflow in the gf_ac4_parser_bs function (/media_tools/av_parsers.c) of GPAC Project/MP4Box before 2.5 allows attackers to cause a Denial of Service (DoS) via supplying a crafted input.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.0021 11th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

Remediation

Upgrade GPAC Project/MP4Box to version 2.5 or later.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Timeline

2026-10-21 Threatist record created from CVE-2025-60475
2026-10-21 Alias added: GHSA-6vm9-xcwf-xg6x
2026-10-26 CVSS score added · CISA ADP
2026-10-26 Weakness changed · CISA ADP
2026-10-26 CISA SSVC decision points changed
2026-10-26 Priority changed: LOW → MEDIUM

References

Other 4

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences