What is CVE-2018-14664?

CVE-2018-14664 is a medium-severity vulnerability in Theforeman Foreman, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-10-12.

How severe is CVE-2018-14664?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Theforeman Foreman

CVE-2018-14664

A flaw was found in foreman from versions 1.18. A stored cross-site scripting vulnerability exists due to an improperly escaped HTML code in the breadcrumbs bar. This allows a user with permissions to edit which attribute is used in the breadcrumbs bar to store code that will be executed on the client side.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-10-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.011 (63.6th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 63.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Theforeman Foreman — versions 1.18.0
[Unknown] Foreman

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
projects.theforeman.org/issues/25169 (Third Party Advisory, Issue Tracking)
www.securityfocus.com/bid/106553 (VDB Entry, Third Party Advisory, vdb-entry)
access.redhat.com/errata/RHSA-2019:1222 (vendor-advisory)

Frequently asked questions

What is CVE-2018-14664?: CVE-2018-14664 is a medium-severity vulnerability in Theforeman Foreman, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-10-12.
How severe is CVE-2018-14664?: Medium severity. CVSS v3 base score is 5.4 out of 10.