CVE-2021-38156

moderate-risk

Published 2021-09-15

In Nagios XI before 5.8.6, XSS exists in the dashboard page (/dashboards/#) when administrative users attempt to edit a dashboard.

Do I need to act?

84.0% chance of exploitation in next 30 days

EPSS score — higher than 16% of all CVEs

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.4/10 Medium

NETWORK / LOW complexity

Nagios Xi

Nagios

Exploit https://raxis.com/blog/cve-2021-38156

Release Notes https://www.nagios.com/downloads/nagios-xi/change-log/

Exploit https://raxis.com/blog/cve-2021-38156

Release Notes https://www.nagios.com/downloads/nagios-xi/change-log/

/ 100

moderate-risk

Severity 21/34 · High

Exploitability 20/34 · Moderate

Exposure 5/34 · Minimal