CVE-2025-25253

HIGH

FortiProxy <7.6.1 - Improper Certificate Validation

Title source: llm
STIX 2.1

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

References (1)

Core 1
Core References

Scores

CVSS v3 7.5
EPSS 0.0001
EPSS Percentile 2.8%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-297
Status published
Products (2)
fortinet/fortios 7.0.0 - 7.4.9
fortinet/fortiproxy 7.0.0 - 7.4.9
Published Oct 14, 2025
Tracked Since Feb 18, 2026