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Fortinet FortiNAC Vulnerabilities & Security Advisories

2 advisories tracked · FortiGuard PSIRT Advisories · 1 listed in the CISA Known Exploited Vulnerabilities catalog

Every row below is a published Fortinet advisory that VulniPulse classified as FortiNAC, with the CVEs, affected and fixed releases and exploitation status the vendor stated. Severity mix: 1 critical, 1 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 FortiNAC advisories

Low2.2Fortinet

Low [CVE-2026-21741] Open Redirection via Import CSV option

CVSSv3 Score: 2.2 An URL Redirection to Untrusted Site ('Open Redirect') vulnerability [CWE-601] in FortiNAC-F may allow a remote privileged attacker with system administrator role to redirect users to an arbitrary website via crafted CSV file. Revised on 2026-04-14 00:00:00

CVE-2026-21741
FortiNAC
Apr 14, 2026
Critical9.8Fortinet Exploited CISA KEV

Critical [CVE-2026-24858] FortiOS: Authentication Bypass Using an Alternate Path or Channel vulnerability [CWE-288] vulnerability in Fortinet FortiAnalyzer…

An Authentication Bypass Using an Alternate Path or Channel vulnerability [CWE-288] vulnerability in Fortinet FortiAnalyzer 7.6.0 through 7.6.5, FortiAnalyzer 7.4.0 through 7.4.9, FortiAnalyzer 7.2.0 through 7.2.11, FortiAnalyzer 7.0.0 through 7.0.15, FortiManager 7.6.0 through 7.6.5, FortiManager 7.4.0 through 7.4.9, FortiManager 7.2.0 through 7.2.11, FortiManager 7.0.0 through 7.0.15, FortiNAC-F 7.6.3 through 7.6.5, FortiOS 7.6.0 through 7.6.5, FortiOS 7.4.0 through 7.4.10, FortiOS 7.2.0 through 7.2.12, FortiOS 7.0.0 through 7.0.18, FortiProxy 7.6.0 through 7.6.4, FortiProxy 7.4.0 through 7.4.12, FortiProxy 7.2.0 through 7.2.15, FortiProxy 7.0.0 through 7.0.22, FortiWeb 8.0.0 through 8.0.3, FortiWeb 7.6.0 through 7.6.6, FortiWeb 7.4.0 through 7.4.11 may allow an attacker with a FortiCloud account and a registered device to log into other devices registered to other accounts, if FortiCloud SSO authentication is enabled on those devices.

CVE-2026-24858
FortiGateFirewallFortiOSFortiManager
Jan 27, 2026

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