Vulnerability in Nagios Log Server

CVE-2025-34298

Nagios Log Server versions prior to 2024R1.3.2 contain a privilege escalation vulnerability in the account email-change workflow. A user could set their own email to an invalid value and, due to insufficient validation and authorization checks tied to email identity state, trigger inconsistent account state that granted elevated privileges or bypassed intended access controls.

EPSS: 0.007 (47.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-34298?
CVE-2025-34298 is a high-severity vulnerability in Nagios Log Server, classified under Improper Preservation of Permissions. CVSS score: 8.8/10. Published 2025-10-30.
How severe is CVE-2025-34298?
High severity. CVSS v3 base score is 8.8 out of 10.