Fortinet FortiProxy Vulnerabilities & Security Advisories
28 advisories tracked · FortiGuard PSIRT Advisories · 7 listed in the CISA Known Exploited Vulnerabilities catalog
Every row below is a published Fortinet advisory that VulniPulse classified as FortiProxy, with the CVEs, affected and fixed releases and exploitation status the vendor stated. Severity mix: 7 critical, 2 high, 14 medium, 5 low.
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Source
FortiGuard PSIRT Advisories
Polled via the official FortiGuard PSIRT RSS feed (filestore.fortinet.com). PSIRT pages are fetched for new items to extract affected and fixed versions.
Latest Fortinet FortiProxy advisories
High [CVE-2026-84393] improper validation of certificate with host mismatch vulnerability in Fortinet FortiOS 7.6.1 through 7.6.6, FortiProxy 7.6.2 through 7.6.6 may allow attacker to information disclosure via <insert attack vector here>
A improper validation of certificate with host mismatch vulnerability in Fortinet FortiOS 7.6.1 through 7.6.6, FortiProxy 7.6.2 through 7.6.6 may allow attacker to information disclosure
High [CVE-2026-84393] ZTNA Portal Improper Certificate Validation
CVSSv3 Score: 7.3 An improper certificate validation vulnerability [CWE-295] in FortiOS and FortiProxy Agentless ZTNA portal may allow a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the communication channel between the ZTNA portal and the backend destination website. Revised on 2026-09-08 00:00:00