CVE-2026-91089: GPAC base_scenegraph.c gf_node_get_name_and_id 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: 2026-09-15 · updated 2026-09-15
Weakness: CWE-119

Description

A vulnerability was found in GPAC up to f1219cde. Impacted is the function gf_node_get_name_and_id of the file scenegraph/base_scenegraph.c. The manipulation results in use after free. It is possible to launch the attack remotely. The exploit has been made public and could be used. Upgrading to version abi-16.23 is recommended to address this issue. The patch is identified as 49dee5cad329cfed310c1682703df7daa47df31a. You should upgrade the affected component.

Affected products

GPAC: f1219cde

References

https://github.com/gpac/gpac/
https://github.com/gpac/gpac/commit/49dee5cad329cfed310c1682703df7daa47df31a
https://github.com/gpac/gpac/issues/3809
https://github.com/gpac/gpac/releases/tag/abi-16.23
https://github.com/user-attachments/files/30399830/poc_16_bt.zip
https://vuldb.com/cve/CVE-2026-91089
https://vuldb.com/submit/919758
https://vuldb.com/vuln/403651
https://vuldb.com/vuln/403651/cti

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