Medium severity · published Oct 30, 2025
CVE-2025-34283
Nagios XI < 2024R1.4.2 API Key Disclosure via Neptune Themes
6.5
CVSS
1%
EPSS
No
On KEV
Description
Nagios XI versions prior to 2024R1.4.2 revealed API keys to users who were not authorized for API access when using Neptune themes. An authenticated user without API privileges could view another user's or their own API key value.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 64% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
XI
XI · Nagios
before 2024R1.4.2 · source: vendor
NX
Nagios XI · Nagios
before 2024; 2024; 2024; 2024; 2024; 2024; +14 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-34283
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-34283
vendor-advisory
https://www.nagios.com/products/security/#nagios-xi
release-notes
https://www.nagios.com/changelog/nagios-xi/
third-party-advisory
https://www.vulncheck.com/advisories/nagios-xi-api-key-disclosure-via-neptune-themes
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