What is CVE-2026-84392?

CVE-2026-84392 is a low-severity vulnerability in Fortinet Fortios, classified under NULL Pointer Dereference. CVSS score: 2.7/10. Published 2026-09-08.

How severe is CVE-2026-84392?

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

NULL pointer dereference in Fortinet Fortios

CVE-2026-84392

A NULL Pointer Dereference vulnerability [CWE-476] vulnerability in Fortinet FortiOS 7.4 all versions, FortiOS 7.2 all versions, FortiPAM 1.9.0, FortiPAM 1.8 all versions, FortiPAM 1.7 all versions, FortiPAM 1.6 all versions, FortiPAM 1.5 all versions, FortiPAM 1.4 all versions, FortiPAM 1.3 all versions, FortiPAM 1.2 all versions, FortiPAM 1.1 all versions, FortiPAM 1.0 all versions, FortiProxy 7.6.0 through 7.6.6, FortiProxy 7.4 all versions, FortiProxy 7.2 all versions may allow an authenticated attacker to crash the httpsd daemon via crafted HTTP requests.

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:N/I:N/A:L.

Affected products

Fortinet Fortios
Fortinet Fortipam — versions 1.2.0, 1.9.0
Fortinet Fortiproxy

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

psirt@fortinet.com

Frequently asked questions

What is CVE-2026-84392?: CVE-2026-84392 is a low-severity vulnerability in Fortinet Fortios, classified under NULL Pointer Dereference. CVSS score: 2.7/10. Published 2026-09-08.
How severe is CVE-2026-84392?: Low severity. CVSS v3 base score is 2.7 out of 10.