What is CVE-2026-54363?

CVE-2026-54363 is a critical-severity vulnerability in Gladinet Centrestack, classified under Use of Hard-coded Cryptographic Key. CVSS score: 9.1/10. Published 2026-07-30.

How severe is CVE-2026-54363?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Vulnerability in Gladinet Centrestack

CVE-2026-54363

CentreStack before 17.5 contains a hardcoded cryptographic key vulnerability that allows unauthenticated attackers to forge arbitrary encrypted tokens by exploiting a static SysNumber value used as entropy for AccessTicket.Encrypt() and Ac…

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Gladinet Centrestack — versions 0

Weakness classification (CWE)

CWE-321 — Use of Hard-coded Cryptographic Key

References

disclosure@vulncheck.com (product)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-54363?: CVE-2026-54363 is a critical-severity vulnerability in Gladinet Centrestack, classified under Use of Hard-coded Cryptographic Key. CVSS score: 9.1/10. Published 2026-07-30.
How severe is CVE-2026-54363?: Critical severity. CVSS v3 base score is 9.1 out of 10.