Frequency
6
occurrences
First Seen
December 11, 2025
Last Seen
March 11, 2026
Related Threat Clusters
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Fortinet Issues Security Advisory for Critical Vulnerabilities
On March 10, 2026, Fortinet released a security advisory addressing eleven vulnerabilities in its core products, including a high-severity stack-based buffer overflow in FortiManager (CVE-2025-54820) that allows remote…
88 articles · Updated March 10, 2026 -
Fortinet Addresses Critical SSO Authentication Bypass Vulnerabilities
Fortinet has released security updates for critical vulnerabilities in FortiOS, FortiWeb, FortiProxy, and FortiSwitchManager that could allow attackers to bypass FortiCloud SSO authentication. The vulnerabilities,…
3 articles · Updated December 10, 2025 -
Fortinet Confirms Exploitation of FortiCloud SSO Bypass Vulnerability
Fortinet has confirmed that attackers are actively exploiting a vulnerability in FortiCloud's single sign-on (SSO) authentication, affecting even fully patched devices. The exploitation allows unauthorized access, with…
35 articles · Updated January 23, 2026
Recent Intelligence Reports
- FortiGate FortiCloud SSO Authentication Bypass: Active Exploitation of CVE-2025 — Rescana · March 11, 2026
- Fortinet confirms new zero — Csoonline · January 23, 2026
- Fortinet warns of active FortiCloud SSO bypass affecting updated devices — Securityaffairs.Co · January 23, 2026
- Fortinet Confirms FortiCloud SSO Exploitation Against Patched Devices — Securityweek · January 23, 2026
- Fortinet admits FortiGate SSO bug still exploitable despite December patch — Theregister · January 23, 2026
- Fortinet admins urged to update software to close FortiCloud SSO holes — Csoonline · December 11, 2025