CVE-2026-24858
Fortinet Multiple Products Authentication Bypass Using an Alternate Path or Channel Vulnerability
CVSS
—
Sin CVSS
EPSS
85.8%
p100
KEV
SÍ
27 ene 2026
Exploit Today
80
0-100
Publicado: — · Última mod.: —
Producto
Fortinet / Multiple Products
Vulnerabilidad
Fortinet Multiple Products Authentication Bypass Using an Alternate Path or Channel Vulnerability
Añadido a KEV
27 ene 2026
Remediar antes de
30 ene 2026
Uso conocido en ransomware
No
Descripción resumida
Fortinet FortiAnalyzer, FortiManager, FortiOS, and FortiProxy contain an authentication bypass using an alternate path or channel that could allow an attacker with a FortiCloud account and a registered device to log into other devices registered to other accounts, if FortiCloud SSO authentication is enabled on those devices.
Acción requerida
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notas
Please adhere to Fortinet's guidelines to assess exposure and mitigate risks. Check for signs of potential compromise on all internet accessible Fortinet products affected by this vulnerability. Apply any final mitigations provided by the vendor as soon as they become available. For more information please see: https://fortiguard.fortinet.com/psirt/FG-IR-26-060 ; https://www.fortinet.com/blog/psirt-blogs/analysis-of-sso-abuse-on-fortios ; https://nvd.nist.gov/vuln/detail/CVE-2026-24858