How severe is CVE-2025-34283?

CVE-2025-34283 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-34283 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-34283?

CVE-2025-34283 primarily affects Nagios Nagios Xi. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-34283?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-34283 have an EU (EUVD) identifier?

Yes. CVE-2025-34283 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37214.

When was CVE-2025-34283 published?

CVE-2025-34283 was published on 2025-10-30 and last updated on 2026-06-17.

CVE-2025-34283

CVE-2025-34283 is a medium-severity vulnerability in Nagios Nagios Xi with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-497.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v4: 7.1
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-37214
Weakness: CWE-497
Affected product: Nagios Nagios Xi
Published: 2025-10-30
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2025-34283?: 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.
How severe is CVE-2025-34283?: CVE-2025-34283 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-34283 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-34283?: CVE-2025-34283 primarily affects Nagios Nagios Xi. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-34283?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-34283 have an EU (EUVD) identifier?: Yes. CVE-2025-34283 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37214.
When was CVE-2025-34283 published?: CVE-2025-34283 was published on 2025-10-30 and last updated on 2026-06-17.

References

Affected products (20)

cpe:2.3:a:nagios:nagios_xi:*:*:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1.0.1:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1.0.2:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1.1:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1.1.1:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1.1.2:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1.1.3:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1.1.4:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1.1.5:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1.2:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1.2.1:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1.2.2:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1.3:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1.3.1:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1.3.2:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1.3.3:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1.3.4:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1.4:*:*:*:*:*:*
cpe:2.3:a:nagios:nagios_xi:2024:r1.4.1:*:*:*:*:*:*

More vulnerabilities in Nagios Nagios Xi

CVE-2024-14003 — Critical (CVSS 9.8): Nagios XI versions prior to 2024R1.2 are vulnerable to remote code execution (RCE) through its NRDP (Nagios Remote…
CVE-2024-13999 — Critical (CVSS 9.8): Nagios XI versions prior to 2024R1.1.3, under certain circumstances, disclose the server's Active Directory (AD) or…
CVE-2024-13996 — Critical (CVSS 9.8): Nagios XI versions prior to 2024R1.1.3 did not invalidate all other active sessions for a user when that user's…
CVE-2024-13994 — Critical (CVSS 9.8): Nagios XI versions prior to 2024R1.1.2 contain a missing authorization control when the 'Allow Insecure Logins'…
CVE-2012-10063 — Critical (CVSS 9.8): Nagios XI versions prior to 2012R1.3 contain a SQL injection vulnerability in the legacy Core Configuration Manager…
CVE-2024-33775 — Critical (CVSS 9.8): An issue with the Autodiscover component in Nagios XI 2024R1.01 allows a remote attacker to escalate privileges via a…

All CVEs affecting Nagios Nagios Xi →

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CVE-2025-47699 — Critical (CVSS 9.9): Exposure of Sensitive System Information to an Unauthorized Control Sphere (CWE-497) in the Gallagher Morpho…
CVE-2025-44823 — Critical (CVSS 9.9): Nagios Log Server before 2024R1.3.2 allows authenticated users to retrieve cleartext administrative API keys via a…
CVE-2026-14808 — Critical (CVSS 9.8): Prog Management System developed by PROG MIS has a Exposure of Sensitive Information vulnerability, allowing…
CVE-2024-13999 — Critical (CVSS 9.8): Nagios XI versions prior to 2024R1.1.3, under certain circumstances, disclose the server's Active Directory (AD) or…

Browse all CWE-497 vulnerabilities →