---
cve: "CVE-2026-78308"
severity: "CRITICAL"
cvss: 9.8
epss: "0.3%"
vendor: "deltaww"
kev: false
exploited: false
published: "2026-09-24 09:17:08"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-10-01T10:13:33+02:00"
---

# CVE-2026-78308

> 9.8 CRITICAL

## Beschreibung

Improper Authentication vulnerability in DIAEnergie allows Authentication Bypass.

This issue affects DIAEnergie: before 1.11.00.022.

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **none**
  - Automatable: **yes**
  - Technical Impact: **total**

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/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 | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Referenzen

- <https://filecenter.deltaww.com/news/download/doc/Delta-PCSA-2026-00014_DIAEnergie%20Multiple%20Vulberabilities%20(CVE-2026-78308%20~%2078313).pdf>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-78308) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_