An attacker with the ability to interact through the network and with access credentials, could, thanks to the unsecured (unencrypted) MQTT communications protocol, write on the server topics of the board that controls the MQTT communications
References
History

Thu, 08 Jan 2026 10:00:00 +0000

Type Values Removed Values Added
First Time appeared Efacec
Efacec qc 120
Efacec qc 60
Efacec qc 90
Vendors & Products Efacec
Efacec qc 120
Efacec qc 60
Efacec qc 90

Wed, 07 Jan 2026 18:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 07 Jan 2026 17:00:00 +0000

Type Values Removed Values Added
Description An attacker with the ability to interact through the network and with access credentials, could, thanks to the unsecured (unencrypted) MQTT communications protocol, write on the server topics of the board that controls the MQTT communications
Title FRAIL SECURITY IN MQTT PROTOCOL ALLOWS AN ATTACKER MODIFY CRITICAL PARAMETERS
Weaknesses CWE-1366
References
Metrics cvssV4_0

{'score': 8.9, 'vector': 'CVSS:4.0/AV:A/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: S21sec

Published:

Updated: 2026-01-07T16:59:20.174Z

Reserved: 2026-01-07T14:01:04.828Z

Link: CVE-2026-22535

cve-icon Vulnrichment

Updated: 2026-01-07T16:59:16.364Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-01-07T17:16:03.580

Modified: 2026-01-08T18:08:54.147

Link: CVE-2026-22535

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-08T09:48:30Z