CVE-2025-59718: Improper access control in Fortinet FortiSwitchManager
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.
AI Analysis
Technical Summary
This vulnerability involves improper verification of cryptographic signatures in Fortinet FortiSwitchManager versions 7.2.0 through 7.2.6 and 7.0.0 through 7.0.5, as well as several versions of FortiOS and FortiProxy. It allows an unauthenticated attacker to bypass FortiCloud SSO login authentication by submitting a crafted SAML response message. The CVSS v3.1 score is 9.1, indicating critical severity with network attack vector, no privileges required, no user interaction, and high impact on confidentiality, integrity, and availability. An official fix has been released by Fortinet.
Potential Impact
Successful exploitation enables an unauthenticated attacker to bypass FortiCloud SSO login authentication, potentially leading to full compromise of affected systems with complete loss of confidentiality, integrity, and availability.
Mitigation Recommendations
An official fix is available for this vulnerability. Users should apply the vendor-provided patches for affected FortiSwitchManager versions 7.2.0 through 7.2.6 and 7.0.0 through 7.0.5, as well as related FortiOS and FortiProxy versions. No additional mitigation steps are indicated beyond applying the official fix.
CVE-2025-59718: Improper access control in Fortinet FortiSwitchManager
Description
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.
CVSS v3.1
Score 9.1critical
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves improper verification of cryptographic signatures in Fortinet FortiSwitchManager versions 7.2.0 through 7.2.6 and 7.0.0 through 7.0.5, as well as several versions of FortiOS and FortiProxy. It allows an unauthenticated attacker to bypass FortiCloud SSO login authentication by submitting a crafted SAML response message. The CVSS v3.1 score is 9.1, indicating critical severity with network attack vector, no privileges required, no user interaction, and high impact on confidentiality, integrity, and availability. An official fix has been released by Fortinet.
Potential Impact
Successful exploitation enables an unauthenticated attacker to bypass FortiCloud SSO login authentication, potentially leading to full compromise of affected systems with complete loss of confidentiality, integrity, and availability.
Mitigation Recommendations
An official fix is available for this vulnerability. Users should apply the vendor-provided patches for affected FortiSwitchManager versions 7.2.0 through 7.2.6 and 7.0.0 through 7.0.5, as well as related FortiOS and FortiProxy versions. No additional mitigation steps are indicated beyond applying the official fix.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- fortinet
- Date Reserved
- 2025-09-19T04:30:39.464Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
Threat ID: 69385e4c74ebaa3baba14018
Added to database: 12/09/2025, 17:37:16 UTC
Last enriched: 08/11/2026, 13:13:26 UTC
Last updated: 09/10/2026, 19:36:51 UTC
Views: 535
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