CVE-2026-33583

Published: May 13, 2026Modified: Jun 17, 2026Deferred

8.7

Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N

Exploitability: 2.2 / Impact: 5.8

Source: a6d3dc9e-0591-4a13-bce7-0f5b31ff6158 (Secondary)

Description

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.

Related CWEs

CWE-749

Exposed Dangerous Method or Function

The product provides an Applications Programming Interface (API) or similar interface for interaction with external actors, but the interface includes a dangerous method or function that is not properly restricted.

References (1)

https://www.cvcn.gov.it/cvcn/cve/CVE-2026-33583

Source: a6d3dc9e-0591-4a13-bce7-0f5b31ff6158

Timeline

No history available yet.