---
cve: "CVE-2026-84482"
severity: "HIGH"
cvss: 8.8
epss: "19%"
vendor: "Generic Security"
kev: false
exploited: false
published: "2026-09-01 23:17:22"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-05T06:26:16+02:00"
---

# CVE-2026-84482

> 8.8 HIGH

## Beschreibung

WWBN AVideo through commit 9c39d8c8 contains a cross-site request forgery vulnerability in the get_domain() and isSameDomain() functions that fail to properly validate referer origins. Attackers can forge requests from sibling subdomains or unparseable long-gTLD origins to perform administrative ObjectYPT writes including live server configuration changes.

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Erforderlich | good |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Referenzen

- <https://github.com/WWBN/AVideo/security/advisories/GHSA-jm6j-xqvq-r8p5>
- <https://www.vulncheck.com/advisories/wwbn-avideo-cross-site-request-forgery-via-get-domain-validation>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-84482) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_