Is CVE-2018-13375 being actively exploited?

CVE-2018-13375 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2018-13375?

CVE-2018-13375 has a CVSS 3.0 base score of 6.1 (MEDIUM).

CVE-2018-13375

MEDIUM · CVSS 6.1EPSS 0.6%EU EUVD

An Improper Neutralization of Script-Related HTML Tags in Fortinet FortiAnalyzer 5.6.0 and below and FortiManager 5.6.0 and below allows an attacker to send DHCP request containing malicious scripts in the HOSTNAME parameter. The malicious script code is executed while viewing the logs in FortiAnalyzer and FortiManager (with FortiAnalyzer feature enabled).

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: 0.6% (50th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2018-5319)
Published: May 28, 2019
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2018-5319 in the EU Vulnerability Database. Last updated in EUVD on October 25, 2024.

View on the EU Vulnerability Database

Affected products

fortinet / fortianalyzer
fortinet / fortimanager

Certified products that may be affected

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

FortiAnalyzer™ Centralized Reporting Appliances running Firmware 5.2.4 - Fortinet, Inc. - Common Criteria 383-4-360 - archived
FortiManager Appliances running Firmware 5.2.4 - Fortinet, Inc. - Common Criteria 383-4-359 - archived
FortiAnalyzer - Fortinet, Inc. - FIPS 140 1406 - historical

References

https://fortiguard.com/advisory/FG-IR-18-121(Vendor Advisory)

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

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