---
cve: "CVE-2026-0516"
severity: "MEDIUM"
cvss: 6.5
epss: "21%"
vendor: "SonicWall"
kev: false
exploited: false
published: "2026-08-05 13:20:33"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-03T07:50:32+02:00"
---

# CVE-2026-0516

> 6.5 MEDIUM

## Beschreibung

A improper neutralization of HTTP Headers for Scripting Syntax vulnerability in SonicOS could allow a remote attacker to manipulate the Host header and redirect firewall management users to arbitrary web domains.

## CVSS-Vektor

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

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

## Referenzen

- <https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0009>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-0516) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_