CVE-2025-59718
published 2025-12-09CVE-2025-59718: A improper verification of cryptographic signature vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2.0 through…
critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
KEV
CISA Known Exploited Vulnerabilitydue 2025-12-23
A improper verification of cryptographic signature vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2.0 through 7.2.11, FortiOS 7.0.0 through 7.0.17, FortiProxy 7.6.0 through 7.6.3, FortiProxy 7.4.0 through 7.4.10, FortiProxy 7.2.0 through 7.2.14, FortiProxy 7.0.0 through 7.0.21, FortiSwitchManager 7.2.0 through 7.2.6, FortiSwitchManager 7.0.0 through 7.0.5 allows an unauthenticated attacker to bypass the FortiCloud SSO login authentication via a crafted SAML response message.
Affected
26 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| fortinet | forticloud | — | — |
| fortinet | fortinet | — | — |
| fortinet | fortios | — | — |
| fortinet | fortios | >= 7.0.0 < 7.0.18 | 7.0.18 |
| fortinet | fortios | 7.0.0 – 7.0.17 | — |
| fortinet | fortios | >= 7.2.0 < 7.2.12 | 7.2.12 |
| fortinet | fortios | 7.2.0 – 7.2.11 | — |
| fortinet | fortios | >= 7.4.0 < 7.4.9 | 7.4.9 |
| fortinet | fortios | 7.4.0 – 7.4.8 | — |
| fortinet | fortios | >= 7.6.0 < 7.6.4 | 7.6.4 |
| fortinet | fortios | 7.6.0 – 7.6.3 | — |
| fortinet | fortiproxy | — | — |
| fortinet | fortiproxy | >= 7.0.0 < 7.0.22 | 7.0.22 |
| fortinet | fortiproxy | 7.0.0 – 7.0.21 | — |
| fortinet | fortiproxy | >= 7.2.0 < 7.2.15 | 7.2.15 |
| fortinet | fortiproxy | 7.2.0 – 7.2.14 | — |
| fortinet | fortiproxy | >= 7.4.0 < 7.4.11 | 7.4.11 |
| fortinet | fortiproxy | 7.4.0 – 7.4.10 | — |
| fortinet | fortiproxy | >= 7.6.0 < 7.6.4 | 7.6.4 |
| fortinet | fortiproxy | 7.6.0 – 7.6.3 | — |
| fortinet | fortiswitchmanager | — | — |
| fortinet | fortiswitchmanager | >= 7.0.0 < 7.0.6 | 7.0.6 |
| fortinet | fortiswitchmanager | 7.0.0 – 7.0.5 | — |
| fortinet | fortiswitchmanager | >= 7.2.0 < 7.2.7 | 7.2.7 |
| fortinet | fortiswitchmanager | 7.2.0 – 7.2.6 | — |
CVSS provenance
nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
vulncheck9.8CRITICAL
cisa9.8CRITICAL