Nagios XI before v5.8.7 was discovered to contain multiple cross-site scripting (XSS) vulnerabilities at auditlog.php.

published 2022-09-07 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-40840

cvss: 6.1; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 2.1%; EPSS 2.1% chance of exploitation in 30 days, percentile 82%
public exploits: 0; none known

Patch / fix

fixed in 1

nagios nagios_xi 5.8.7

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-38248 updated 2025-11-21 cvss 6.1

nagios: multiple cross-site scripting (XSS) vulnerabilities at auditlog.php

Red Hat Storage 3 nagios, nagios-common
affected: no fix planned “Will not fix”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.14% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

nagios.com /downloads/nagios-xi/change-log/#5.8.7
vendor-advisory

Sources

CVE List CVE-2022-38248
NVD CVE-2022-38248

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary