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OpenAdvisories
Critical · 9.1 CVE-2026-44091 EUVD-2026-51026GHSA-pwf7-5xmc-7x99

Creation of a new configuration by posting a malicious ID to MQTT

Published Jul 30, 2026 · Updated Jul 31, 2026 · Assigned by CERTVDE

Description

An unauthenticated remote attacker can post a malicious ID to the MQTT Broker results in the creation of a new configuration entry in the system configuration. This may lead to integrity and availability loss.

Affected products

VendorProductAffectedFixed
Phoenix Contact CHARX SEC-3150 1.0.0 – < 1.9.1 1.9.1
Phoenix Contact CHARX SEC-3100 1.0.0 – < 1.9.1 1.9.1
Phoenix Contact CHARX SEC-3050 1.0.0 – < 1.9.1 1.9.1
Phoenix Contact CHARX SEC-3000 1.0.0 – < 1.9.1 1.9.1

Advisories 1

References