CVE-2025-25253

CVSS 6.8 MEDIUMEPSS 0.1%CWE-297

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 6.8EPSS 0.1%KEV nãoPoC —Patch —

Lifecycle

14 Oct 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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

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

Affected products

Fortinet · FortiOS Fortinet · FortiPAM Fortinet · FortiProxy

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References

https://cert-portal.siemens.com/productcert/html/ssa-864900.html https://fortiguard.fortinet.com/psirt/FG-IR-24-457