CVE-2026-49191
Exposed Hard-coded M3WebServer Backend API Key
- State
- Published
- Severity
- 9.3 Critical
- Published
- Jun 4, 2026
- Updated
- Jun 4, 2026
- Reserved
- May 28, 2026
Description
The production build of the M3WebServer hard-codes its backend API keys, which can be easily intercepted through verbose error handling pages.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.3 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | Acer |
Weaknesses
- CWE-287 Improper Authentication
Affected Products
| Product | Versions |
|---|---|
Connect M6E 5G Portable WiFi RouterAcer |
|
References
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.