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Acer MQTT Broker Wildcard Subscription Access Control Vulnerability

Vulnerability

A vulnerability exists in the Acer MQTT broker due to improper access control, which allows wildcard topic subscriptions. This misconfiguration exposes all MQTT traffic to unauthorized users.

Impact

Exploitation of this vulnerability allows unauthorized access to all MQTT traffic, potentially leading to interception or manipulation of messages.

Added: May 29, 2026, 9:21 AM
Updated: May 29, 2026, 9:21 AM

Vulnerability Rating

Custom Algorithm
spread
0.0
impact
2.5
exploitability
7.4
remediation
0.0
relevance
9.7
threat
0.0
urgency
2.9
incentive
4.2

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.