---
cve: "CVE-2026-90827"
severity: "MEDIUM"
cvss: 4.8
epss: "0.2%"
vendor: "n/a"
kev: false
exploited: false
published: "2026-09-14 22:16:58"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-21T23:11:19+02:00"
---

# CVE-2026-90827

> 4.8 MEDIUM · 🧪 PoC

## Beschreibung

A vulnerability was identified in GPAC 26.07.0. This affects the function gf_node_deactivate_ex of the file scenegraph/base_scenegraph.c of the component MP4Box. Such manipulation leads to use after free. The attack must be carried out locally. The exploit is publicly available and might be used. Upgrading to version abi-16.23 is able to mitigate this issue. The name of the patch is 49dee5cad329cfed310c1682703df7daa47df31a. You should upgrade the affected component.

## CVSS-Vektor

```
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Lokal | good |
| AC Komplexität | Gering | bad |
| PR Privilegien | Gering | warn |
| UI Interaktion | Keine | bad |

## Patch verfügbar (OSV)

- 49dee5cad329cfed310c1682703df7daa47df31a (Commit)
- 2aa431eaf732c1a7e9a966ea12049fc001d91e04 (Commit)

## Referenzen

- <https://vuldb.com/vuln/403329>
- <https://vuldb.com/vuln/403329/cti>
- <https://vuldb.com/cve/CVE-2026-90827>
- <https://vuldb.com/submit/914952>
- <https://github.com/gpac/gpac/issues/3813>
- <https://github.com/user-attachments/files/30400423/poc_20_nstatx.zip>
- <https://github.com/gpac/gpac/commit/49dee5cad329cfed310c1682703df7daa47df31a>
- <https://github.com/gpac/gpac/releases/tag/abi-16.23>
- <https://github.com/gpac/gpac/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-90827) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_