Naxclow devices use a uniform request-signing scheme based on a hard-coded, platform-wide salt embedded in every firmware image. Once this salt is recovered from any device, an attacker can generate valid signatures for arbitrary device or account operations due to the absence of per-device keys, server-side nonce tracking, or replay protections. Combined with the system’s use of plain HTTP for control-plane traffic, the construction enables broad request forgery and impersonation across the platform.

Project Subscriptions

Vendors Products
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Smart Doorbell X3 Subscribe
X Smart Home Subscribe
Advisories

No advisories yet.

Fixes

Solution

Naxclow did not respond to CISA's attempts to coordinate these vulnerabilities. Users should contact Naxclow for more information.


Workaround

No workaround given by the vendor.

History

Fri, 12 Jun 2026 20:45:00 +0000

Type Values Removed Values Added
First Time appeared Naxclow
Naxclow ix Cam
Naxclow smart Doorbell X3
Naxclow v720
Naxclow x Smart Home
Vendors & Products Naxclow
Naxclow ix Cam
Naxclow smart Doorbell X3
Naxclow v720
Naxclow x Smart Home

Fri, 12 Jun 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 12 Jun 2026 18:45:00 +0000

Type Values Removed Values Added
Description Naxclow devices use a uniform request-signing scheme based on a hard-coded, platform-wide salt embedded in every firmware image. Once this salt is recovered from any device, an attacker can generate valid signatures for arbitrary device or account operations due to the absence of per-device keys, server-side nonce tracking, or replay protections. Combined with the system’s use of plain HTTP for control-plane traffic, the construction enables broad request forgery and impersonation across the platform.
Title Naxclow IoT Platform Use of hard-coded cryptographic key
Weaknesses CWE-321
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

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'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: icscert

Published:

Updated: 2026-06-12T19:02:26.665Z

Reserved: 2026-06-08T20:04:55.536Z

Link: CVE-2026-28742

cve-icon Vulnrichment

Updated: 2026-06-12T19:02:23.347Z

cve-icon NVD

Status : Received

Published: 2026-06-12T19:16:26.743

Modified: 2026-06-12T19:16:26.743

Link: CVE-2026-28742

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-12T20:19:26Z

Weaknesses