PT-2026-46141

CVE-2026-49186

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Published

2026-06-04

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Updated

2026-07-22

Description by

CVSS 3.1
9.8
Critical
MetricsAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions The product name cannot be determined (affected versions not specified)
Description The local MQTT broker fails to enforce topic-level Access Control Lists (ACLs), which are rules that define which clients can access specific topics. This allows any client to use wildcard characters (# or +) to enumerate hidden network devices or publish unauthorized control commands.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Impacts
Researchers
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