CVE-2026-91089

GPAC base_scenegraph.c gf_node_get_name_and_id use after free

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

Description

A vulnerability was found in GPAC up to f1219cde. Impacted is the function gf_node_get_name_and_id of the file scenegraph/base_scenegraph.c. The manipulation results in use after free. It is possible to launch the attack remotely. The exploit has been made public and could be used. Upgrading to version abi-16.23 is recommended to address this issue. The patch is identified as 49dee5cad329cfed310c1682703df7daa47df31a. You should upgrade the affected component.

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-403651 | GPAC base_scenegraph.c gf_node_get_name_and_id use after freevdb-entrytechnical-description
VDB-403651 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
CVE-2026-91089 | CVE Analysis and Reportthird-party-advisory
Submit #919758 | GPAC master f1219cde (2026-07-25) Use After Freethird-party-advisory
https://github.com/gpac/gpac/issues/3809issue-tracking
https://github.com/user-attachments/files/30399830/poc_16_bt.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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