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FortiMail (< 7.0.9, 7.2.8, 7.4.5, 7.6.3)

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critical advisory

Critical RCE Vulnerability in Fortinet Products via AuthHash Cookie (CVE-2025-32756)

A critical unauthenticated stack-based buffer overflow vulnerability, tracked as CVE-2025-32756, affects multiple Fortinet products and can be triggered via a crafted 'enc' parameter in the 'AuthHash' cookie.

FortiMail +4 remote-code-execution buffer-overflow vulnerability
1r 1t 1c