CVE-2026-90825

GPAC MP4Box base_scenegraph.c gf_node_unregister use after free

State: Published
Severity: 4.8 Medium
Published: Sep 14, 2026
Updated: Sep 15, 2026
Reserved: Sep 13, 2026

Description

A vulnerability was found in GPAC 26.07.0. Affected by this vulnerability is the function gf_node_unregister of the file scenegraph/base_scenegraph.c of the component MP4Box. The manipulation results in use after free. The attack is only possible with local access. The exploit has been made public and could be used. Upgrading to version abi-16.23 addresses this issue. The patch is identified as 9eb40df4448b88d6a6ce3454657c06f47eff0b24. Upgrading the affected component is advised.

Scores

CVSS	Score	Vector	Source
4.0	4.8 Medium	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P	VulDB
3.1	3.3 Low	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C	VulDB
3.0	3.3 Low	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C	VulDB
2.0	1.7 Low	AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C	VulDB

Weaknesses

CWE-416 Use After Free
CWE-119 Memory Corruption

Affected Products

Product	Versions
GPACn/a	26.07.0Affected abi-16.23Not affected

References

VDB-403327 | GPAC MP4Box base_scenegraph.c gf_node_unregister use after freevdb-entrytechnical-description
VDB-403327 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
CVE-2026-90825 | CVE Analysis and Reportthird-party-advisory
Submit #914950 | GPAC GPAC MP4Box v26.07.0 Heap Use-After-Freethird-party-advisory
https://github.com/gpac/gpac/issues/3805issue-tracking
https://github.com/user-attachments/files/30399108/poc_09_add.zipexploit
https://github.com/gpac/gpac/commit/9eb40df4448b88d6a6ce3454657c06f47eff0b24patch
https://github.com/gpac/gpac/releases/tag/abi-16.23patch
https://github.com/gpac/gpac/product

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