---
cve: "CVE-2026-115680"
severity: "MEDIUM"
cvss: 6.5
epss: "0.3%"
vendor: "Keil"
kev: false
exploited: false
published: "2026-10-26 16:17:17"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-11-07T15:33:13+01:00"
---

# CVE-2026-115680

> 6.5 MEDIUM

## Beschreibung

Arm Keil MDK-Middleware 8.0.0-8.3.0 may allow DHCPv6 Option-Walk Over-Reads and Unintended Data Retransmission

## CNA-Record (Kanon, cvelistV5)

- CNA: **Arm**
- State: PUBLISHED
- Stand: 2026-10-26 16:25:13

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **none**
  - Automatable: **no**
  - Technical Impact: **partial**

## CVSS-Vektor

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

| 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 | Keine | good |
| A Verfügbarkeit | Gering | warn |

## Schwachstellen-Klasse

- **CWE-125** — Out-of-bounds Read
  The product reads data past the end, or before the beginning, of the intended buffer.

## Angriffsmuster (CAPEC)

- [CAPEC-540 — Overread Buffers](https://capec.mitre.org/data/definitions/540.html) _(Severity: High)_

## Referenzen

- <https://support.arm.com/documentation/112560>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/sicherheitsluecken/cve-2026-115680/) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_