Is CVE-2019-5590 being actively exploited?

CVE-2019-5590 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2019-5590?

CVE-2019-5590 has a CVSS 3.0 base score of 6.1 (MEDIUM).

CVE-2019-5590

MEDIUM · CVSS 6.1EPSS 1.0%EU EUVD

The URL part of the report message is not encoded in Fortinet FortiWeb 6.0.2 and below which may allow an attacker to execute unauthorized code or commands (Cross Site Scripting) via attack reports generated in HTML form.

Key facts

CVSS score: 6.1 (v3.0)
Severity: MEDIUM
CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness (CWE): CWE-79
EPSS score: 1.0% (61th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2019-15165)
Published: August 28, 2019
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2019-15165 in the EU Vulnerability Database. Last updated in EUVD on October 25, 2024.

View on the EU Vulnerability Database

Affected products

fortinet / fortiweb

Certified products that may be affected

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

FortiWeb 5.6 - Fortinet, Inc. - FIPS 140 3103 - historical
FortiWeb-3000E/4000E - Fortinet, Inc. - FIPS 140 3104 - historical
Fortinet Fortiweb 5.6 - Fortinet, Inc. - Common Criteria 383-4-425 - archived

References

http://www.securityfocus.com/bid/108786(Third Party Advisory, VDB Entry)
https://fortiguard.com/advisory/FG-IR-19-070(Vendor Advisory)

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

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