What is CVE-2024-42898?

CVE-2024-42898 is a medium-severity vulnerability in Nagios Xi, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-01-09.

How severe is CVE-2024-42898?

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

Is CVE-2024-42898 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Nagios Xi

CVE-2024-42898

A cross-site scripting (XSS) vulnerability in Nagios XI 2024R1.1.4 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Name parameter in the Account Settings page.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (44.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Nagios Nagios_xi — versions 2024
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

simalamuel/simalamuel

References

cve@mitre.org (Vendor Advisory)
cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2024-42898?: CVE-2024-42898 is a medium-severity vulnerability in Nagios Xi, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-01-09.
How severe is CVE-2024-42898?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2024-42898 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.