Snap One WattBox 800 and 820 series firmware versions prior to 2.10.0.0 contain undisclosed diagnostic HTTP endpoints that require only the device MAC address and service tag for authentication, both of which are printed in plaintext on the physical device label. Attackers with access to the device label or documentation containing these values can authenticate to the several endpoints and execute arbitrary commands as root on the device.

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Fixes

Solution

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Workaround

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History

Wed, 29 Apr 2026 10:30:00 +0000

Type Values Removed Values Added
First Time appeared Snapone
Snapone wattbox 800
Snapone wattbox 820
Vendors & Products Snapone
Snapone wattbox 800
Snapone wattbox 820

Tue, 28 Apr 2026 22:15:00 +0000

Type Values Removed Values Added
Description Snap One WattBox 800 and 820 series firmware versions prior to 2.10.0.0 contain undisclosed diagnostic HTTP endpoints that require only the device MAC address and service tag for authentication, both of which are printed in plaintext on the physical device label. Attackers with access to the device label or documentation containing these values can authenticate to the several endpoints and execute arbitrary commands as root on the device.
Title WattBox 800 & 820 Series < 2.10.0.0 RCE via Diagnostic Endpoints
Weaknesses CWE-798
CWE-912
References
Metrics cvssV4_0

{'score': 9.2, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-04-28T21:15:09.360Z

Reserved: 2026-04-20T16:07:47.308Z

Link: CVE-2026-41446

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-04-28T22:16:49.623

Modified: 2026-04-28T22:16:49.623

Link: CVE-2026-41446

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-29T10:10:20Z

Weaknesses