CVE-2026-24858
Fortinet Multiple Products Authentication Bypass Using an Alternate Path or Channel Vulnerability
CVSS
—
Sem CVSS
EPSS
86.6%
p100
KEV
SIM
27 de jan. de 2026
Exploit Today
80
0-100
Publicado: — · Última mod.: —
Produto
Fortinet / Multiple Products
Vulnerabilidade
Fortinet Multiple Products Authentication Bypass Using an Alternate Path or Channel Vulnerability
Adicionado ao KEV
27 de jan. de 2026
Corrigir até
30 de jan. de 2026
Uso conhecido em ransomware
Não
Descrição 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.
Ação necessária
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