PT-2026-46141 · Acer · Connect M6E 5G Portable Wifi Router+1

Ta-Lun Yen · CVE-2026-49186 · Published 2026-06-04 · Updated 2026-07-22

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV: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.

Improper Authentication

Weakness Enumeration

CWE-287

Related Identifiers

CVE-2026-49186

Affected Products

Connect M6E 5G Portable Wifi Router

Connect M6E 5G Firmware

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2026-49186 · Security Note
• https://community.acer.com/en/kb/articles/19707 · Vendor Advisory
• https://twitter.com/CVEnew/status/2062404812344602853 · Twitter Post
• https://t.me/cveNotify/213342 · Telegram Post
• https://t.me/CVEtracker/55793 · Telegram Post