CVE-2026-69658
Critical
Description
MQTT credentials and control traffic are transmitted in cleartext, exposing sensitive information to network-level attackers. This may enable unauthorized device impersonation and disruption of messaging functions.
SeverityCritical
CVSS9.8
Exploit probability—
ProductEbyte NA111-M Firmware
PublishedAug 28, 2026
First seenAug 28, 2026
Weakness typeCWE-319CWE-319
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Ebyte Ebyte NA111-M Firmware | 9013-2-17 | — |
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