CVE-2025-25253

Published Oct 14, 2025

Last updated 6 months ago

Overview

Description
An Improper Validation of Certificate with Host Mismatch vulnerability [CWE-297] in FortiProxy version 7.6.1 and below, version 7.4.8 and below, 7.2 all versions, 7.0 all versions and FortiOS version 7.6.2 and below, version 7.4.8 and below, 7.2 all versions, 7.0 all versions ZTNA proxy may allow an unauthenticated attacker in a man-in-the middle position to intercept and tamper with connections to the ZTNA proxy
Source
psirt@fortinet.com
NVD status
Analyzed
Products
fortiproxy, fortios

Risk scores

CVSS 3.1

Type
Secondary
Base score
7.5
Impact score
5.9
Exploitability score
1.6
Vector string
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity
HIGH

Weaknesses

psirt@fortinet.com
CWE-297

Social media

Hype score
Not currently trending

Configurations

References

Sources include official advisories and independent security research.