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CVE-2026-90687

GPAC MP4Box base_scenegraph.c gf_node_changed_internal use after free

MEDIUM
6.3
CVSS Score
Published: September 14, 2026 at 05:45 AM UTC
Updated: September 15, 2026 at 02:17 PM UTC
1 product affected across 1 vendorGpac

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Severity
MEDIUM6.3
Exploit prediction
EPSS 0.5%
SSVC
PoC

Description

A vulnerability was determined in GPAC up to f1219cde. This vulnerability affects the function gf_node_changed_internal of the file scenegraph/base_scenegraph.c of the component MP4Box. This manipulation causes use after free. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version abi-16.23 is able to resolve this issue. Patch name: 9eb40df4448b88d6a6ce3454657c06f47eff0b24. Upgrading the affected component is recommended.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Gpac· Gpac
95%
All versionsf1219cde
Vendor states this is fixed in abi-16.23 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (9)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/403220
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/403220/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-90687
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/914121
Issue Tracking
Source: cverecord
https://github.com/gpac/gpac/issues/3800
Exploit
Source: cverecord
https://github.com/Ech06/CVE_submit/blob/main/gpac_3800.md
Patch
Source: cverecord
https://github.com/gpac/gpac/commit/9eb40df4448b88d6a6ce3454657c06f47eff0b24
Patch
Source: cverecord
https://github.com/gpac/gpac/releases/tag/abi-16.23

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-416CWE-119

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