CVE-2026-42932 Naxclow IoT Platform Generation of Predictable Numbers or Identifiers
Attackers can enumerate active devices by predicting identifiers and accessing the high-water mark endpoint, exposing the fleet size.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-42932?
CVE-2026-42932 is a medium-severity vulnerability in Naxclow Smart Doorbell X3, published on 12 Jun 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Naxclow device identifiers use fixed manufacturing prefixes combined with sequential counters, producing a fully predictable and enumerable identifier space. Because the platform also exposes an endpoint that reveals the current identifier high-water mark, the active fleet can be enumerated.
Weakness: CWE-340
Which versions are affected by CVE-2026-42932?
How do I fix CVE-2026-42932?
No fix has been published for CVE-2026-42932 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-42932 being exploited?
There is no known exploitation of CVE-2026-42932 in the wild and no public exploit code.
Sources
Also known as GHSA-x87p-mc42-f63g.