Belden HiSecOS Web Server Privilege Escalation
HiSecOS web server versions 03.4.00 prior to 04.1.00 contains a privilege escalation vulnerability that allows authenticated users with operator or auditor roles to escalate privileges to the administrator role by sending specially crafted packets to the web server. Attackers can exploit this flaw to gain full administ…
Severity high: primary CNA CVSS 8.7 v4.0 (worst CNA-provided scenario) Not listed in this KEV snapshot. Forecast present in this snapshot.
Published 2026-04-02T18:27:15.226Z. Updated 2026-10-01T15:19:45.278Z.