Nagios XI versions prior to 2012R1.6 contain a shell command injection vulnerability in the Auto-Discovery tool. User-controlled input is passed to a shell without adequate sanitation or argument quoting, allowing an authenticated user with access to discovery functionality to execute arbitrary commands with the privileges of the application service.
Conclusion & alert: CVE-2013-10073 is rated Moderate Risk (63.8/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.81%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-05 | 1.94% | 1.81% | -0.13% |
| 2 | 2026-05-26 | 1.44% | 1.94% | +0.50% |
| 3 | 2026-04-09 | — | 1.44% | — |
Full EPSS history (10 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 8.7 | 4.0 | HIGH |
|
— | — | [email protected] |
| 8.8 | 3.1 | HIGH |
|
2.8 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| nagios | nagios_xi | < 2012 | cpe:2.3:a:nagios:nagios_xi:*:*:*:*:*:*:*:* |
| nagios | nagios_xi | 2012 | cpe:2.3:a:nagios:nagios_xi:2012:r1.0:*:*:*:*:*:* |
| nagios | nagios_xi | 2012 | cpe:2.3:a:nagios:nagios_xi:2012:r1.1:*:*:*:*:*:* |
| nagios | nagios_xi | 2012 | cpe:2.3:a:nagios:nagios_xi:2012:r1.2:*:*:*:*:*:* |
| nagios | nagios_xi | 2012 | cpe:2.3:a:nagios:nagios_xi:2012:r1.3:*:*:*:*:*:* |
| nagios | nagios_xi | 2012 | cpe:2.3:a:nagios:nagios_xi:2012:r1.4:*:*:*:*:*:* |
| nagios | nagios_xi | 2012 | cpe:2.3:a:nagios:nagios_xi:2012:r1.5:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://www.nagios.com/changelog/nagios-xi/ | Release Notes |
| https://www.vulncheck.com/advisories/nagios-xi-auto-discovery-shell-command-injection | Third Party Advisory |