VDB
CVE-2026-84390
CVE-2026-84390
PUBLISHED
CVSS 8.600000381469727 HIGH
Classification: Critical, Solution: Official Fix, Exploit Maturity: Not Defined, CVSSv3.1: 9.6, CVEs: CVE-2026-84390, Summary: An Inclusion of Sensitive Information in Source Code vulnerability [CWE-540] in FortiMonitorOnSight web portal may allow a remote unauthenticated attacker to bypass authentication via forged or reused JWT
Risk Scores
CVSS 4.0
8.600000381469727
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Timeline
- Sep 9, 2026 CVE Published
- Sep 9, 2026 Security Advisory