CVE-2018-17147

FAUCET Score

CVE-2018-17147 describes a Cross-Site Scripting (XSS) vulnerability in Nagios XI versions prior to 5.5.4, specifically within the auto login admin management page. This medium-severity vulnerability (CVSS 4.8) requires high privileges and user interaction, allowing for limited impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		< 5.5.4CPE matchmatch criteria	cpe:2.3:a:nagios:nagios_xi::::::::

CVSS Data

CVSS version used by this source: 3.0

4.8MEDIUM

CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

Exploitability Score

1.7

Impact Score

2.7

CvssVersion

3.0

Exploit Intelligence

EPSS Score

2.70%

Probability of exploitation in next 30 days

EPSS Percentile

84.4%

Percentile rank of EPSS score among Peer Group

As of 2026-07-28

Model: v2026.06.15

This CVE's current EPSS score of 0.0270 is in the 98th percentile among its peer group of 4,937 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2018-17147Moderate

Nagios-XI: cross-site scripting in login admin management page

Jul 10, 2019

References

assets.nagios.com / downloads/nagiosxi/CHANGES-5.TXT

Release NotesVendor Advisory

securityfocus.com / bid/109116

Third Party Advisory