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CVE-2025-57823: Forced browsing in FortiAuthenticator
A direct request ('forced browsing') vulnerability in Fortinet FortiAuthenticator 6.6.0 through 6.6.6, FortiAuthenticator 6.5 all versions, FortiAuthenticator 6.4 all versions, FortiAuthenticator 6.3 all versions may allow an authenticated attacker with at least sponsor permissions to read and download device logs via accessing specific endpoints
Published
Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.
Affected and fixed versions
| Product / branch | Fixed in |
|---|---|
| FortiAuthenticator 6.6.0 to 6.6.6 | 6.6.7 or later |
| FortiAuthenticator 6.5.0 to 6.5.6 | Upgrade past 6.5.6; see the advisory |
| FortiAuthenticator 6.4.0 to 6.4.10 | Upgrade past 6.4.10; see the advisory |
| FortiAuthenticator 6.3.0 to 6.3.4 | Upgrade past 6.3.4; see the advisory |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
A direct request ('forced browsing') vulnerability in Fortinet FortiAuthenticator 6.6.0 through 6.6.6, FortiAuthenticator 6.5 all versions, FortiAuthenticator 6.4 all versions, FortiAuthenticator 6.3 all versions may allow an authenticated attacker with at least sponsor permissions to read and download device logs via accessing specific endpoints
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 10 Oct 2026.