Command injection in Nagios XI before 5.5.11 allows an authenticated users to execute arbitrary remote commands via a new autodiscovery job.
Conclusion & alert: CVE-2019-9164 is rated High Exploit Risk (82.1/100): CVSS High severity, with high exploitation likelihood (EPSS 62.14%, 98th percentile). Core evidence: 2 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
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 | 2026-04-15 | 64.65% | 62.14% | -2.51% |
| 2 | 2026-02-26 | 65.33% | 64.65% | -0.68% |
| 3 | 2026-01-11 | — | 65.33% | — |
Full EPSS history (31 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 8.8 | 3.1 | HIGH |
|
2.8 | 5.9 | [email protected] |
| 6.5 | 2.0 | MEDIUM |
|
8.0 | 6.4 | [email protected] |
| URL | Tags |
|---|---|
| http://packetstormsecurity.com/files/152496/Nagios-XI-5.5.10-XSS-Remote-Code-Execution.html | Exploit Third Party Advisory VDB Entry |
| http://seclists.org/fulldisclosure/2019/Apr/19 | Exploit Mailing List Third Party Advisory |
| https://www.nagios.com/downloads/nagios-xi/change-log/ | Release Notes Vendor Advisory |
| https://www.nagios.com/products/security/ | Vendor Advisory |