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CVE-2019-9164

45
FAUCET Score

CVE-2019-9164 describes a command injection vulnerability in Nagios XI versions prior to 5.5.11, allowing authenticated users to execute arbitrary remote commands through a new autodiscovery job. This vulnerability carries a high CVSS score of 8.8, indicating a critical risk due to its low attack complexity and potential for complete compromise of confidentiality, integrity, and availability. While no public exploits or active exploitation have been identified, and community discussion is minimal, its high EPSS and FAUCET Risk Score suggest a significant theoretical risk.

Impacted Technologies

VendorProductVersion(s)CPE
< 5.5.11CPE matchmatch criteria
cpe:2.3:a:nagios:nagios_xi:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
45.97%
Probability of exploitation in next 30 days
EPSS Percentile
98.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.4597 is in the 98th percentile among its peer group of 17,844 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/152496/Nagios-XI-5.5.10-XSS-Remote-Code-Execution.html
ExploitThird Party AdvisoryVDB Entry
seclists.org / fulldisclosure/2019/Apr/19
ExploitMailing ListThird Party Advisory
nagios.com / downloads/nagios-xi/change-log
Release NotesVendor Advisory
nagios.com / products/security
Vendor Advisory