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CVE-2025-25253

Published: Oct 14, 2025Updated: Jun 9, 2026 Sources: CVE List NVD BDU csafCWE-297
7.5HIGH
NVD MITRE
EPSS Score
0.1%
Top 98.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

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

No summary for this CVE yet.

CVSS Vector Breakdown

AV:AAC:HPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-297

Affected Products

Fortinet
commercial·USaka forti net
FortiProxy
Security Products
FortiOS
Security Products
FortiPAM
Security Products
Fortinet Inc.
commercial·USaka fortinet
FortiOS
Security Products
FortiProxy
Security Products
and 2 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2025-25253?We can run the check for you — a free external exposure review, no install. Check my exposure

References

https://fortiguard.fortinet.com/psirt/FG-IR-24-457
fortiguard.fortinet.com
https://cert-portal.siemens.com/productcert/html/ssa-864900.html
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/csaf/ssa-864900.json
cert-portal.siemens.com
and 65 more references View all →
News mentions
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