CVE-2026-90794: GPAC MP4Box vrml_tools.c gf_sg_script_load 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 2026-09-14
Weakness: CWE-119

Description

A vulnerability was found in GPAC up to f1219cde. The affected element is the function gf_sg_script_load of the file scenegraph/vrml_tools.c of the component MP4Box. Performing a manipulation results in use after free. It is possible to initiate the attack remotely. The exploit has been made public and could be used. Upgrading to version abi-16.23 is sufficient to fix this issue. The patch is named 9eb40df4448b88d6a6ce3454657c06f47eff0b24. It is advisable to upgrade the affected component.

Affected products

GPAC: f1219cde

References

https://github.com/Ech06/CVE_submit/blob/main/gpac_3799.md
https://github.com/gpac/gpac/
https://github.com/gpac/gpac/commit/9eb40df4448b88d6a6ce3454657c06f47eff0b24
https://github.com/gpac/gpac/issues/3799
https://github.com/gpac/gpac/releases/tag/abi-16.23
https://vuldb.com/cve/CVE-2026-90794
https://vuldb.com/submit/914127
https://vuldb.com/vuln/403300
https://vuldb.com/vuln/403300/cti

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