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Low 3.8Published Feb 10, 2026

CVE-2025-62439An Improper Verification of Source of a Communication Channel vulnerability [CWE-940] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.4, FortiOS 7.4.0 through 7.4.9, FortiOS 7.2 all versions, For…

Updated under an hour ago ()

Does this affect you?

It affects Fortinet FortiOS and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

An Improper Verification of Source of a Communication Channel vulnerability [CWE-940] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.4, FortiOS 7.4.0 through 7.4.9, FortiOS 7.2 all versions, FortiOS 7.0 all versions may allow an authenticated user with knowledge of FSSO policy configurations to gain unauthorized access to protected network resources via crafted requests.

CVSS
3.8 LOW (v3.1, CNA)CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N/E:P/RL:X/RC:R
Weakness (CWE)
CWE-940
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
fortinet
NVD analysis
Deferred
Record last updated
May 12, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Fortinet FortiOS
fortinet:fortios
from 7.6.0 through 7.6.4; from 7.4.0 through 7.4.9; from 7.2.0 through 7.2.13; from 7.0.0 through 7.0.19
CNA record
Siemens RUGGEDCOM APE1808
siemens:ruggedcom_ape1808 (from the name)
all versions
CISA ADP

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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