CVE-2026-90687: GPAC MP4Box base_scenegraph.c gf_node_changed_internal use after free

Severity: medium (CVSS 6.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-14 · updated 2026-09-15
Weakness: CWE-119

Description

A vulnerability was determined in GPAC up to f1219cde. This vulnerability affects the function gf_node_changed_internal of the file scenegraph/base_scenegraph.c of the component MP4Box. This manipulation causes use after free. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version abi-16.23 is able to resolve this issue. Patch name: 9eb40df4448b88d6a6ce3454657c06f47eff0b24. Upgrading the affected component is recommended.

Affected products

GPAC: f1219cde

References

https://github.com/Ech06/CVE_submit/blob/main/gpac_3800.md
https://github.com/gpac/gpac/
https://github.com/gpac/gpac/commit/9eb40df4448b88d6a6ce3454657c06f47eff0b24
https://github.com/gpac/gpac/issues/3800
https://github.com/gpac/gpac/releases/tag/abi-16.23
https://vuldb.com/cve/CVE-2026-90687
https://vuldb.com/submit/914121
https://vuldb.com/vuln/403220
https://vuldb.com/vuln/403220/cti

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