Medium 4.1Published Jul 14, 2026

CVE-2025-43892A buffer over-read vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions may allow an authen…

Updated under an hour ago (2026-10-19 04:00 UTC)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for Fortinet FortiOS

Exploited in the last 30 days

A buffer over-read vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions may allow an authenticated remote attacker to return a portion of device memory in the redirect response via submitting a specially crafted request.

CVSS: 4.1 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C
Weakness (CWE): CWE-126
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: Modified
Record last updated: Oct 15, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Fortinet FortiOS fortinet:fortios	from 7.4.0 through 7.4.3; 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
fortinet fortiproxy fortinet:fortiproxy	from 7.2.0 through 7.2.15; from 7.4.0 through 7.4.13; from 7.6.0 through 7.6.5	NVD
fortinet fortios fortinet:fortios	from 7.2.0 through 7.2.13; from 7.4.0 through 7.4.8; from 7.6.0 through 7.6.2	NVD

References

https://fortiguard.fortinet.com/psirt/#5944vendor-advisory
https://cert-portal.siemens.com/productcert/html/ssa-864900.html

The CVE record on cve.org NVD's entry

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.