Attackers have been targeting various Fortinet products for some time. A functional security update is still missing.

All SAML SSO implementations, including FortiCloud SSO, are vulnerable to authentication bypass and malicious configuration ...

Fortinet has confirmed a new, actively exploited critical FortiCloud single sign-on (SSO) authentication bypass vulnerability ...

Fix didn't quite do the job – attackers spotted logging in Fortinet has confirmed that attackers are actively bypassing a December patch for a critical FortiCloud single sign-on (SSO) authentication ...

CISA added the flaw to its KEVs catalog as Fortinet warned that patches for most affected versions remain “upcoming,” even ...

The cybersecurity company pointed out that the fresh campaign resembles December 2025 attacks targeting CVE-2025-59718 and CVE-2025-59719, two critical-severity defects impacting the FortiCloud SSO ...

Fortinet confirms active exploitation of a FortiCloud SSO authentication bypass affecting fully patched FortiGate devices via SAML abuse.

SAML stands for ‘Security Assertion Markup Language’ and is a protocol that allows the exchange of authentication and authorization data between an identity provider and a service provider. There are ...