What is CVE-2026-28742?

CVE-2026-28742 is a critical-severity vulnerability in Naxclow Ix Cam, classified under Use of Hard-coded Cryptographic Key. CVSS score: 9.8/10. Published 2026-06-12.

How severe is CVE-2026-28742?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Naxclow Ix Cam

CVE-2026-28742

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…

EPSS: 0.003 (25.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Naxclow Ix Cam — versions All
Naxclow Smart Doorbell X3 — versions All
Naxclow V720 — versions All
Naxclow X Smart Home — versions All

Weakness classification (CWE)

CWE-321 — Use of Hard-coded Cryptographic Key

References

Frequently asked questions

What is CVE-2026-28742?: CVE-2026-28742 is a critical-severity vulnerability in Naxclow Ix Cam, classified under Use of Hard-coded Cryptographic Key. CVSS score: 9.8/10. Published 2026-06-12.
How severe is CVE-2026-28742?: Critical severity. CVSS v3 base score is 9.8 out of 10.