TI-2026-61641 Aliases CVE-2026-90684 GHSA-xcqp-688w-crp9

GPAC MP4Box base_scenegraph.c gf_node_get_field_count assertion

MEDIUM 46CWE-617Published 2026-09-14 · Updated 2026-09-14

Key facts

Attack vector: Local
Privileges required: Low
User interaction: Passive
Attack complexity: Low
Attack requirements: None
Impact type: Denial of service
Confidentiality · integrity · availability: None · None · Low
Fix status: Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-617.

Summary

A flaw has been found in GPAC up to f1219cde. Affected by this vulnerability is the function gf_node_get_field_count of the file scenegraph/base_scenegraph.c of the component MP4Box. Executing a manipulation can lead to reachable assertion. It is possible to launch the attack on the local host. The exploit has been published and may be used. Upgrading to version abi-16.23 addresses this issue. This patch is called 49dee5cad329cfed310c1682703df7daa47df31a. You should upgrade the affected component.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00158 4th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA

Fix Fixed GPAC: abi-16.23

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	GPAC	f1219cde	abi-16.23	Patch available	CNA

GPAC Vendor— Affected f1219cde Fixed in abi-16.23 Patch available CNA

CPE names CNA · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:gpac:gpac::::::::	—	—	gpac

cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:* Versions — — ·gpac

Remediation

Fix · CNA GPAC Fixed in abi-16.23

Timeline

2026-10-02 Threatist record created from CVE-2026-90684
2026-10-03 Alias added: GHSA-xcqp-688w-crp9

References

Exploit 1

https://github.com/r1ck9-2q/cve_summit/blob/main/Vuln%20GPAC%20MP4Box%20Assertion%20Failure%20assert(node).md

Patch 2

Other 2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences