CVE-2026-91091: GPAC Node Insertion base_scenegraph.c gf_node_list_insert_child memory corruption

Published Sep 15, 2026
·
Updated

A vulnerability was identified in GPAC up to f1219cde. The impacted element is the function gfnodelistinsertchild of the file scenegraph/basescenegraph.c of the component Node Insertion. Such manipulation leads to memory corruption. The attack can be launched remotely. The exploit is publicly available and might be used. Upgrading to version abi-16.23 is sufficient to resolve this issue. The name of the patch is 49dee5cad329cfed310c1682703df7daa47df31a. It is suggested to upgrade the affected component.

Affected Software

2 affected components
Gpac GPAC<=f1219cde
Gpac GPAC Node Insertion<=abi-16.22

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade GPAC (Node Insertion) gf_node_list_insert_child in scenegraph/base_scenegraph.c to a version that resolves this vulnerability.

    Fixed in abi-16.23Patch 49dee5cad329cfed310c1682703df7daa47df31a

Event History

Sep 15, 2026
CVE Published
via MITRE·07:45 AM
Data Sourced
via MITRE·07:45 AM
DescriptionSeverityWeakness

Frequently Asked Questions

1

Which versions should be treated as affected?

GPAC versions up to commit f1219cde are affected. Upgrading to version abi-16.23 resolves the issue.

2

Does exploitation require authentication or local access?

The vulnerability can be exploited remotely and does not require privileges. User interaction is required according to the supplied severity vector.

3

Is exploit code available?

Yes. The exploit is publicly available and may be used by attackers.

4

What should be done if the deployment cannot be upgraded immediately?

The provided information only identifies upgrading to abi-16.23 as the remediation. The referenced fix is patch 49dee5cad329cfed310c1682703df7daa47df31a.

Contact

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