CVE-2026-287429.8CriticalCWE-321
Naxclow IoT Platform Use of hard-coded cryptographic key
Naxclow · Smart Doorbell X3
Not in CISA KEV
0.3%probability of exploitation in the next 30 days
26th percentile
050100
Higher than 26% of scored CVEs
9.8CriticalCVSS 4.0
LowMediumHighCrit.
DescriptionNVD
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.
Coverage1 article · 1 outlet
First in our coverage: SecurityOnline, 16 Jun.
- CVE-2026-28742 flaw exposes Naxclow smart devices to hijackSecurityOnline · first in our coverage
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