Is CVE-2017-3131 being actively exploited?

CVE-2017-3131 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2017-3131?

CVE-2017-3131 has a CVSS 3.0 base score of 5.4 (MEDIUM).

CVE-2017-3131

MEDIUM · CVSS 5.4EPSS 7.7%EU EUVD

A Cross-Site Scripting vulnerability in Fortinet FortiOS versions 5.4.0 through 5.4.4 and 5.6.0 allows attackers to execute unauthorized code or commands via the filter input in "Applications" under FortiView.

Key facts

CVSS score: 5.4 (v3.0)
Severity: MEDIUM
CVSS vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness (CWE): CWE-79
EPSS score: 7.7% (95th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2017-12272)
Published: September 12, 2017
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2017-12272 in the EU Vulnerability Database. Last updated in EUVD on October 25, 2024.

View on the EU Vulnerability Database

Affected products

fortinet / fortios
fortinet / fortios
fortinet / fortios
fortinet / fortios
fortinet / fortios
fortinet / fortios

Certified products that may be affected

1 FIPS 140 or Common Criteria certified product, from automated matching by sec-certs.org.

FortiOS 5.6 - Fortinet, Inc. - FIPS 140 3639 - historical

References

http://www.securityfocus.com/bid/100009(Third Party Advisory, VDB Entry)
http://www.securitytracker.com/id/1039020(Third Party Advisory, VDB Entry)
https://fortiguard.com/advisory/FG-IR-17-104(Mitigation, Vendor Advisory)
https://www.exploit-db.com/exploits/42388/(Third Party Advisory, VDB Entry)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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