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CVE-2026-49186

MQTT broker

Description

The local MQTT broker does not enforce topic-level Access Control Lists (ACLs). This allows any client to subscribe using wildcard characters (# or +) to enumerate hidden network devices or publish rogue control commands.

CVSS 9.8EPSS 0.32%Risk 1.01
View source
Published
2026-06-04 04:17:15
Affected versions
unknown
Type
Other
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H