CVE-2026-44090
Missing authentication for MQTT Broker
CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th
Due to missing authentication, an unauthenticated remote attacker may access the MQTT broker, which is only protected from external access by a firewall. This may lead to the device being fully compromised.
| CWE | CWE-306 |
| Vendor | phoenix contact |
| Product | charx sec-3150 |
| Published | Jul 30, 2026 |
| Last Updated | Jul 30, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
Phoenix Contact / CHARX SEC-3150
1.0.0 < 1.9.1
Phoenix Contact / CHARX SEC-3100
1.0.0 < 1.9.1
Phoenix Contact / CHARX SEC-3050
1.0.0 < 1.9.1
Phoenix Contact / CHARX SEC-3000
1.0.0 < 1.9.1
References
Credits
ZDI