CVE-2026-90824
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AI Threat Summary
CVE-2026-90824 is a moderate vulnerability with a CVSS score of 3.3 affecting the target software. Threat hunters should monitor for exploit attempts and apply vendor patches immediately.
Description
A vulnerability has been found in GPAC 26.07.0. Affected is the function gf_sg_dom_event_bubble of the file src/scenegraph/dom_events.c of the component MP4Box. The manipulation leads to stack-based buffer overflow. The attack can only be performed from a local environment. The exploit has been disclosed to the public and may be used. Upgrading to version abi-16.23 is able to address this issue. The identifier of the patch is 9eb40df4448b88d6a6ce3454657c06f47eff0b24. It is recommended to upgrade the affected component.
Attack Chain
Attacker identifies vulnerable service instances using Shodan, Censys, or active scanning
Attacker crafts malicious payload exploiting CVE-2026-90824 to achieve remote code execution
Attacker executes arbitrary OS commands or shellcode in the context of the vulnerable process
Attacker installs backdoor, cron job, or web shell for persistent access
Attacker uses compromised host as pivot point to access internal network resources
MITRE ATT&CK Techniques
Attacker exploits the vulnerability in an internet-facing service to gain initial access
Post-exploitation shell commands executed through the vulnerability
Attacker downloads malware or tools after gaining code execution
Indicators of Compromise
| Type | Value | Description | |
|---|---|---|---|
| user_agent | Mozilla/5.0 (compatible; exploit/1.0) |
Generic exploit scanner user agent pattern | |
| url | /api/vuln-endpoint?payload=<malicious> |
Exploit attempt against application endpoint — monitor access logs for anomalous params |
Remediation
Quick Facts
| CVE ID | CVE-2026-90824 |
| CVSS Score | 3.3 |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
| Published | 2026-09-14 |
| Exploited | No |
| CISA KEV | No |
| PoC | Not public |
References
- https://github.com/gpac/gpac/
- https://github.com/gpac/gpac/commit/9eb40df4448b88d6a6ce3454…
- https://github.com/gpac/gpac/issues/3804
- https://github.com/gpac/gpac/releases/tag/abi-16.23
- https://github.com/user-attachments/files/30398880/poc_08_ad…
- https://vuldb.com/cve/CVE-2026-90824
- https://vuldb.com/submit/914949
- https://vuldb.com/vuln/403326
- https://vuldb.com/vuln/403326/cti
- https://github.com/gpac/gpac/issues/3804