CVE-2026-90827
GPAC MP4Box base_scenegraph.c gf_node_deactivate_ex 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 identified in GPAC 26.07.0. This affects the function gf_node_deactivate_ex of the file scenegraph/base_scenegraph.c of the component MP4Box. Such manipulation leads to use after free. The attack must be carried out locally. The exploit is publicly available and might be used. Upgrading to version abi-16.23 is able to mitigate this issue. The name of the patch is 49dee5cad329cfed310c1682703df7daa47df31a. You should upgrade the affected component.
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
Affected Products
| Product | Versions |
|---|---|
GPACn/a |
|
References
- VDB-403329 | GPAC MP4Box base_scenegraph.c gf_node_deactivate_ex use after freevdb-entrytechnical-description
- VDB-403329 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-90827 | CVE Analysis and Reportthird-party-advisory
- Submit #914952 | GPAC GPAC MP4Box v26.07.0 Heap Use-After-Freethird-party-advisory
- https://github.com/gpac/gpac/issues/3813issue-tracking
- https://github.com/user-attachments/files/30400423/poc_20_nstatx.zipexploit
- https://github.com/gpac/gpac/commit/49dee5cad329cfed310c1682703df7daa47df31apatch
- https://github.com/gpac/gpac/releases/tag/abi-16.23patch
- https://github.com/gpac/gpac/product
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