Low severity · published Sep 14, 2026
CVE-2026-90684
GPAC MP4Box base_scenegraph.c gf_node_get_field_count assertion
2.8
CVSS
0.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 5% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GP
GPAC · Gpac
f1219cde · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-90684
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-90684
github.com
https://github.com/gpac/gpac/
github.com
https://github.com/gpac/gpac/commit/49dee5cad329cfed310c1682703df7daa47df31a
github.com
https://github.com/gpac/gpac/issues/3824
github.com
https://github.com/gpac/gpac/releases/tag/abi-16.23
github.com
https://github.com/r1ck9-2q/cve_summit/blob/main/Vuln%20GPAC%20MP4Box%20Assertion%20Failure%20assert(node).md
vuldb.com
https://vuldb.com/cve/CVE-2026-90684
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