Medium severity · published Sep 15, 2026
CVE-2026-91089
GPAC base_scenegraph.c gf_node_get_name_and_id use after free
6.3
CVSS
0.5%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 43% 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-2026-91089
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-91089
github.com
https://github.com/gpac/gpac/
github.com
https://github.com/gpac/gpac/commit/49dee5cad329cfed310c1682703df7daa47df31a
github.com
https://github.com/gpac/gpac/issues/3809
github.com
https://github.com/gpac/gpac/releases/tag/abi-16.23
github.com
https://github.com/user-attachments/files/30399830/poc_16_bt.zip
vuldb.com
https://vuldb.com/cve/CVE-2026-91089
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