CVE-2026-92473 Details
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.
A use-after-free vulnerability has been identified in GPAC version 26.08-DEV. The issue arises in the BIFS Handler component, specifically within the function 'gf_sg_command_del' in 'src/scenegraph/commands.c'. This vulnerability requires local exploitation. The problem occurs when a command node is improperly managed during the teardown of a scene graph, leading to a null-pointer dereference and a segmentation fault. The vulnerability can be reproduced using MP4Box with specific command-line options that trigger the faulty scene graph handling.
Users are advised to upgrade to GPAC version abi-16.24, which addresses this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Sep 16, 2026CISA-ADP
Assessed Sep 18, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/gpac/gpac/ | [email protected] | Vendor |
| https://github.com/gpac/gpac/commit/e34f4ba349d55cd1849f0bcf4cf46552732e2db7 | [email protected] | Source CodeVendor |
| https://github.com/gpac/gpac/issues/3830 | [email protected] | ExploitIssue TrackingTechnical DescriptionVendor |
| https://github.com/gpac/gpac/releases/tag/abi-16.24 | [email protected] | Source CodeVendor |
| https://github.com/user-attachments/files/30635904/poc_10.zip | [email protected] | Broken LinkExploit |
| https://vuldb.com/cve/CVE-2026-92473 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/submit/941004 | [email protected] | Issue TrackingPermission Required |
| https://vuldb.com/vuln/405732 | [email protected] | Permission Required |
| https://vuldb.com/vuln/405732/cti | [email protected] | Permission Required |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | [email protected] |
| CWE-416 | Use After Free | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| GPAC | 26.08-DEV |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 18, 2026 | CVE Modified | CISA-ADP |
| Sep 16, 2026 | New CVE Received | [email protected] |