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HIGHCVE-2026-33583Published Modified CNA ENISA

CVE-2026-33583: Arqit SKA-Platform Vulnerable to Key Exposure

Exposure of the QKEY (used as input into the ‘OTA-Quantum’ device registration process) and internal system keys via an unauthenticated and unencrypted HTTP GET method in the Arqit Symmetric Key Agreement Platform. This issue affects Symmetric Key Agreement Platform: before 26.03.

Metrics

CVSS v3.1
8.7
Severity
HIGH
Fixed in
26.03
Affected Products
1

Fix available

26.03
Affected packages
  • Arqit / Symmetric Key Agreement Platform
    < 26.03 (from 0)
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N
References