---
cve: "CVE-2026-87424"
severity: "HIGH"
cvss: 8.6
epss: ""
vendor: "Brocade"
kev: false
exploited: false
published: "2026-10-08 06:48:02"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-10-25T01:05:43+02:00"
---

# CVE-2026-87424

> 8.6 HIGH

## Beschreibung

A vulnerability in the SupportLink API authentication component of Brocade ASCG versions prior to 3.5.0 allows an attacker to bypass authentication across deployments due to the use of a hard coded cryptographic key.

## CNA-Record (Kanon, cvelistV5)

- CNA: **brocade**
- State: PUBLISHED
- Stand: 2026-10-08 17:54:50
- CNA-CVSS: **8.6** (`CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N`)

## CISA-Anreicherung (vulnrichment/ADP)

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

## CVSS-Vektor

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

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

## Schwachstellen-Klasse

- **CWE-321** — Use of Hard-coded Cryptographic Key
  The product uses a hard-coded, unchangeable cryptographic key.

## Referenzen

- <https://support.broadcom.com/external/content/SecurityAdvisories/0/38391>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/sicherheitsluecken/cve-2026-87424/) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_