---
cve: "CVE-2026-93740"
severity: "CRITICAL"
cvss: 10.0
epss: "0.6%"
vendor: "Totolink"
kev: false
exploited: false
published: "2026-09-18 22:17:10"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-21T08:31:49+02:00"
---

# CVE-2026-93740

> 10.0 CRITICAL · 🧪 PoC

## Beschreibung

A vulnerability was identified in Totolink A3002MU Hh-B20211125.1046. Affected is the function formWlEncrypt of the file /boafrm/formWlEncrypt. The manipulation of the argument submit-url leads to buffer overflow. It is possible to initiate the attack remotely. The exploit is publicly available and might be used.

## CVSS-Vektor

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

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

## Referenzen

- <https://vuldb.com/vuln/407550>
- <https://vuldb.com/vuln/407550/cti>
- <https://vuldb.com/cve/CVE-2026-93740>
- <https://vuldb.com/submit/914019>
- <https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A3002MU/bof-formWlEncrypt.md>
- <https://www.totolink.net/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-93740) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_