# CVE-2025-25253

## Summary

- **CVE ID:** CVE-2025-25253
- **Severity:** MEDIUM
- **CVSS Score:** 6.8 (CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R)
- **CWE:** CWE-297
- **Published:** Oct 14, 2025
- **Last Modified:** Aug 11, 2026

## 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

## Affected Products

- Fortinet — FortiProxy (7.6.0)
- Fortinet — FortiProxy (7.4.0)
- Fortinet — FortiProxy (7.2.0)
- Fortinet — FortiProxy (7.0.0)
- Fortinet — FortiOS (7.6.0)
- Fortinet — FortiOS (7.4.0)
- Fortinet — FortiOS (7.2.0)
- Fortinet — FortiOS (7.0.0)
- Fortinet — FortiPAM (1.4.1)

## References

- [CNA](https://fortiguard.fortinet.com/psirt/FG-IR-24-457)
- [siemens-SADP](https://cert-portal.siemens.com/productcert/html/ssa-864900.html)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.11%
- **EPSS Percentile:** 1.6

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._