What is CVE-2026-28742?

CVE-2026-28742 is a critical-severity vulnerability, 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.

CVE-2026-28742

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…

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.

Weakness classification (CWE)

CWE-321 — Use of Hard-coded Cryptographic Key

References

ics-cert@hq.dhs.gov
ics-cert@hq.dhs.gov

Frequently asked questions

What is CVE-2026-28742?: CVE-2026-28742 is a critical-severity vulnerability, 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.