CVE-2026-41446
WattBox 800 & 820 Series < 2.10.0.0 RCE via Diagnostic Endpoints
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.
INFO
Published Date :
April 28, 2026, 10:16 p.m.
Last Modified :
July 24, 2026, 9:10 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-41446
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | CRITICAL | [email protected] | ||||
| CVSS 4.0 | CRITICAL | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | CRITICAL | [email protected] |
Solution
- Update device firmware to version 2.10.0.0 or later.
- Restrict access to diagnostic endpoints.
- Remove sensitive information from device labels.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-41446.
| URL | Resource |
|---|---|
| https://help.snapone.com/wb-8x0-fw/Content/FW%20RN/8x0/8x0%20series%20FW%20RN.htm |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-41446 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-41446
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-41446 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-41446 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Translated by [email protected]
Jul. 24, 2026
Action Type Old Value New Value Added Translation Title: WattBox de Snap One, Description: Las versiones de firmware de la serie Snap One WattBox 800 y 820 anteriores a 2.10.0.0 contienen puntos finales HTTP de diagnóstico no revelados que solo requieren la dirección MAC del dispositivo y la etiqueta de servicio para la autenticación, ambos de los cuales están impresos en texto plano en la etiqueta física del dispositivo. Los atacantes con acceso a la etiqueta del dispositivo o a la documentación que contiene estos valores pueden autenticarse en los varios puntos finales y ejecutar comandos arbitrarios como root en el dispositivo. -
CVE Modified by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Snap One, LLC', 'product': 'WattBox 800', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '2.10.0.0', 'versionType': 'custom'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Snap One, LLC', 'product': 'WattBox 820', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '2.10.0.0', 'versionType': 'custom'}], 'defaultStatus': 'unaffected'}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-41446', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'yes'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-04-29T15:09:03.107867Z'} -
CVE Modified by [email protected]
Apr. 29, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H -
New CVE Received by [email protected]
Apr. 28, 2026
Action Type Old Value New Value 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. Added CVSS V4.0 AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-798 Added CWE CWE-912 Added Reference https://help.snapone.com/wb-8x0-fw/Content/FW%20RN/8x0/8x0%20series%20FW%20RN.htm