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    CVE-2026-49186

    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.

    Published:Jun 4, 2026
    Last Modified:Jun 5, 2026
    EPS:Jun 4, 2026
    EPSS Score:0.00036
    CVSS Score:9.8

    Affected Products

    Vendor
    Acer
    Product
    Connect M6e 5g
    Vendor
    Acer
    Product
    Connect M6e 5g Firmware
    Vendor
    Acer
    Product
    Connect M6e 5g Portable Wifi Router

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-287 Improper Authentication

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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High