---
cve: "CVE-2026-86166"
severity: "HIGH"
cvss: 8.8
epss: "22.5%"
vendor: "Generic Security"
kev: false
exploited: false
published: "2026-09-06 04:18:32"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-06T15:44:14+02:00"
---

# CVE-2026-86166

> 8.8 HIGH

## Beschreibung

A vulnerability was determined in Tenda HG10 300001138. This issue affects the function formWanRedirect of the file /boaform/formWanRedirect of the component Boa Web Server. Executing a manipulation of the argument if can lead to buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.

## CVSS-Vektor

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

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

## Referenzen

- <https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/HG10/bof-formWanRedirect-if.md>
- <https://vuldb.com/cve/CVE-2026-86166>
- <https://vuldb.com/submit/895595>
- <https://vuldb.com/vuln/399305>
- <https://vuldb.com/vuln/399305/cti>
- <https://www.tenda.com.cn/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-86166) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_