A hard-coded account named 'upgrade' in Fortinet FortiWLM 8.3.0 and lower versions allows a remote attacker to log-in and execute commands with 'upgrade' account privileges.
Severity
CVSS 3.0
9.8 critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
2.5% chance of exploitation in the next 30 days; higher than 84% of CVEs (scores of 2026-10-31)