Critical (9.1) in secheron sepcos control and protection relay firmware. EPSS 1.1% chance of exploitation in the next 30 days.
Client-side JavaScript controls may be bypassed to change user credentials and permissions without authentication, including a “root” user level meant only for the vendor. Web server root level access allows for changing of safety critical parameters.
Severity
CVSS 3.1
9.1 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
EPSS
1.1% chance of exploitation in the next 30 days; higher than 66% of CVEs (scores of 2026-10-31)