PT-2026-46149 · Acer · Connect M6E 5G Portable Wifi Router

Ta-Lun Yen · Published 2026-06-04 · Updated 2026-06-04 · CVE-2026-49191

Mitre

CVSS v4.0

9.3

Critical

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

The production build of the M3WebServer hard-codes its backend API keys, which can be easily intercepted through verbose error handling pages.

Fix

Improper Authentication

Weakness Enumeration

CWE-287

Related Identifiers

CVE-2026-49191

Affected Products

Connect M6E 5G Portable Wifi Router

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-49191 · Security Note
• https://community.acer.com/en/kb/articles/19707 · Note