CVE-2025-31366

CVSS 4.5 MEDIUMEPSS 0.4%CWE-79

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 4.5EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

14 Oct 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

An Improper Neutralization of Input During Web Page Generation vulnerability [CWE-79] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions, FortiProxy 7.6.0 through 7.6.3, FortiProxy 7.4 all versions, FortiProxy 7.2 all versions, FortiProxy 7.0 all versions, FortiSASE 25.2.a may allow an unauthenticated attacker to perform a reflected cross site scripting (XSS) via crafted HTTP requests.

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N/E:P/RL:X/RC:C

Affected products

Fortinet · FortiOS Fortinet · FortiProxy Fortinet · FortiSASE

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References

https://cert-portal.siemens.com/productcert/html/ssa-864900.html https://fortiguard.fortinet.com/psirt/FG-IR-24-542