Vulnerability Intelligence Report
Exposed Hard-coded M3WebServer Backend API Key
CVE-2026-49191
The production build of the M3WebServer hard-codes its backend API keys, which can be easily intercepted through verbose error handling pages.
No Active Exploit Signals
CVSS Base Score
9.3
CRITICAL
EPSS Probability:0.29%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-287 ↗CWE-287: Improper Authentication
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Acer | Connect M6E 5G Portable WiFi Router | * <= M6E_AI_1.00.000019 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.292%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Acer Inc. · Vendor · Taiwan |
| Reserved | 2026-05-28T02:46:15 |
| Published | 2026-06-04T05:36:09 |
| Last Updated | 2026-06-04T12:40:48 |
Community Chatter & Buzz