Information disclosure in Fortinet Fortiadc

CVE-2025-59921

An exposure of sensitive information to an unauthorized actor vulnerability [CWE-200] in Fortinet FortiADC version 7.4.0, version 7.2.3 and below, version 7.1.4 and below, 7.0 all versions, 6.2 all versions may allow an authenticated attacker to obtain sensitive data via crafted HTTP or HTTPs requests.

Vulnerability class: Information Disclosure

EPSS: 0.003 (20.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-59921?
CVE-2025-59921 is a medium-severity vulnerability in Fortinet Fortiadc, classified under Information Disclosure. CVSS score: 6.5/10. Published 2025-10-14.
How severe is CVE-2025-59921?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2025-59921 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.