What is CVE-2025-57823?

CVE-2025-57823 is a low-severity vulnerability in Fortinet Fortiauthenticator, classified under Direct Request (Forced Browsing). CVSS score: 2.7/10. Published 2025-12-09.

How severe is CVE-2025-57823?

Low severity. CVSS v3 base score is 2.7 out of 10.

Vulnerability in Fortinet Fortiauthenticator

CVE-2025-57823

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…

EPSS: 0.002 (10.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 2.7 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N.

Affected products

Fortinet Fortiauthenticator — versions 6.6.0, 6.5.0, 6.4.0

Weakness classification (CWE)

CWE-425 — Direct Request (Forced Browsing)

References

psirt@fortinet.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-57823?: CVE-2025-57823 is a low-severity vulnerability in Fortinet Fortiauthenticator, classified under Direct Request (Forced Browsing). CVSS score: 2.7/10. Published 2025-12-09.
How severe is CVE-2025-57823?: Low severity. CVSS v3 base score is 2.7 out of 10.