GPAC up to f1219cde MP4Box base_scenegraph.c gf_node_unregister use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.7$0-$5k2.68+

Summaryinfo

A vulnerability classified as critical has been found in GPAC up to f1219cde. This issue affects the function gf_node_unregister of the file scenegraph/base_scenegraph.c of the component MP4Box. This manipulation causes use after free. This vulnerability is tracked as CVE-2026-90791. The attack is possible to be carried out remotely. Moreover, an exploit is present. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in GPAC up to f1219cde. It has been declared as critical. Affected by this vulnerability is the function gf_node_unregister of the file scenegraph/base_scenegraph.c of the component MP4Box. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared at github.com. This vulnerability is known as CVE-2026-90791. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details and also a public exploit are known.

It is possible to download the exploit at github.com. It is declared as proof-of-concept.

Upgrading to version abi-16.23 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 9eb40df4448b88d6a6ce3454657c06f47eff0b24 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: GPAC abi-16.23
Patch: 9eb40df4448b88d6a6ce3454657c06f47eff0b24

Timelineinfo

09/13/2026 Advisory disclosed
09/13/2026 +0 days VulDB entry created
09/13/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 3801
Status: Confirmed

CVE: CVE-2026-90791 (🔒)
GCVE (CVE): GCVE-0-2026-90791
GCVE (VulDB): GCVE-100-403297
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 09/13/2026 15:42
Changes: 09/13/2026 15:42 (62)
Complete: 🔍
Submitter: Ech06
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #914122: GPAC GPAC (MP4Box) gpac f1219cde (master, 2026-07-25) Use After Free (by Ech06)

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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