Cybersecurity researchers has revealed that for months now, Fortinet’s Windows VPN client has been vulnerable to a flaw which allows threat actors to steal user credentials - and Chinese hackers have ...

Fortinet confirmed that a new zero-day vulnerability under exploitation was the cause of a spate of malicious logins through FortiCloud's single sign-on (SSO) feature. The cybersecurity vendor on ...

Update 2/11/25 07:32 PM ET: After publishing our story, Fortinet has informed us that the new CVE-2025-24472 flaw added to FG-IR-24-535 today is not a zero-day and was already fixed in January.

A threat actor has been compromising Fortinet firewalls through single sign-on (SSO) logins over the past week, raising the specter that a previously disclosed and mitigated authentication bypass ...

CISA adds six exploited vulnerabilities, including Fortinet and Exchange flaws, requiring FCEB patching by April 27, 2026.