CVE-2022-40684VulnerabilityPublished 10/11/2022Updated 10/24/2026
CVE-2022-40684: Fortinet Multiple Products Authentication Bypass Vulnerability
Affects Fortinet Multiple ProductsSource CISA KEV
Severity
HighNo CVSS score published yet
- Exploitation
Actively exploited – in CISA KEV since 10/11/2022
- KEV deadline
- 11/01/2022
- Ransomware
- Used in ransomware campaigns
- EPSS
- 100.0% chance of exploitation in 30 days – higher than 99% of CVEs
What to do
CISA required action
Apply updates per vendor instructions.
Description
Fortinet FortiOS, FortiProxy, and FortiSwitchManager contain an authentication bypass vulnerability that could allow an unauthenticated attacker to perform operations on the administrative interface via specially crafted HTTP or HTTPS requests.