Vulnerability · Published Sep 16, 2026 · Assigned by VulDB

CVE-2026-92473GPAC BIFS commands.c gf_sg_command_del use after free

Low 3.3

In plain English

A low-severity use-after-free in GPAC. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 6% of all known vulnerabilities).

Severity (CVSS 3.1)3.3Low

Exploit odds (30 days)0.2%top 93.9% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability was identified in GPAC 26.08-DEV. The impacted element is the function gf_sg_command_del of the file src/scenegraph/commands.c of the component BIFS Handler. The manipulation leads to use after free. The attack needs to be performed locally. The exploit is publicly available and might be used. Upgrading to version abi-16.24 is sufficient to resolve this issue. The identifier of the patch is e34f4ba349d55cd1849f0bcf4cf46552732e2db7. It is suggested to upgrade the affected component.

Affected products (as reported)

Vendor	Product	Versions
n/a	GPAC	26.08-DEV

Weakness: CWE-416, CWE-119 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C

References

VDB-405732 | GPAC BIFS commands.c gf_sg_command_del use after free vdb-entry, technical-description
VDB-405732 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
CVE-2026-92473 | CVE Analysis and Report third-party-advisory
Submit #941004 | GPAC GPAC MP4Box GPAC 26.08-DEV / master commit 49dee5cad329cfed310c1682703df7daa47df31a: Heap Use-After-Free / Invalid Pointer Dereference third-party-advisory
https://github.com/gpac/gpac/issues/3830 issue-tracking
https://github.com/user-attachments/files/30635904/poc_10.zip exploit
https://github.com/gpac/gpac/commit/e34f4ba349d55cd1849f0bcf4cf46552732e2db7 patch
https://github.com/gpac/gpac/releases/tag/abi-16.24 patch
https://github.com/gpac/gpac/ product