CVE-2026-90791

GPAC MP4Box base_scenegraph.c gf_node_unregister use after free

State: Published
Severity: 5.3 Medium
Published: Sep 14, 2026
Updated: Sep 15, 2026
Reserved: Sep 13, 2026

Description

A vulnerability was detected in GPAC up to f1219cde. This vulnerability affects 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 can be executed remotely. The exploit is now public and may be used. Upgrading to version abi-16.23 is able to resolve this issue. The patch is identified as 9eb40df4448b88d6a6ce3454657c06f47eff0b24. Upgrading the affected component is recommended.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P	VulDB
3.1	6.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C	VulDB
3.0	6.3 Medium	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C	VulDB
2.0	7.5 High	AV:N/AC:L/Au:N/C:P/I:P/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	f1219cdeAffected abi-16.23Not affected

References

VDB-403297 | GPAC MP4Box base_scenegraph.c gf_node_unregister use after freevdb-entrytechnical-description
VDB-403297 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
CVE-2026-90791 | CVE Analysis and Reportthird-party-advisory
Submit #914122 | GPAC GPAC (MP4Box) gpac f1219cde (master, 2026-07-25) Use After Freethird-party-advisory
https://github.com/gpac/gpac/issues/3801issue-tracking
https://github.com/Ech06/CVE_submit/blob/main/gpac_3801.mdexploit
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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