RCE in Nagios Log Server

CVE-2025-34322

Nagios Log Server versions prior to 2026R1.0.1 contain an authenticated command injection vulnerability in the experimental 'Natural Language Queries' feature. When this feature is configured, certain user-controlled settings—including mod…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.046 (90.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-34322?
CVE-2025-34322 is a high-severity vulnerability in Nagios Log Server, classified under OS Command Injection. CVSS score: 7.2/10. Published 2025-11-17.
How severe is CVE-2025-34322?
High severity. CVSS v3 base score is 7.2 out of 10.
Is CVE-2025-34322 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.