June 25, 2025 · Applied Cybernetics Group
CVE-2019-6693 — Fortinet FortiOS
known ransomware use
Fortinet FortiOS Use of Hard-Coded Credentials Vulnerability
- Added to KEV
2025-06-25- Federal due date
2025-07-16- Vendor
- Fortinet
- Product
- FortiOS
- EPSS
- 98.8th percentile (score 0.722, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Known
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2019-6693
CISA short description
Fortinet FortiOS contains a use of hard-coded credentials vulnerability that could allow an attacker to cipher sensitive data in FortiOS configuration backup file via knowledge of the hard-coded key.
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.