CVE-2025-34283

Status: AnalyzedHigh (7.1)—

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

Version: 4.0
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Base score: 7.1

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 1.04%
Percentile among all scored CVEs: 63
Score date: 10/6/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

🎯 ATT&CK techniques

How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.

ExploitationT1210 Exploitation of Remote Serviceslateral movement75 %
Primary impactT1552.007 Container APIcredential access80 %
Secondary impactT1078.004 Cloud Accountsstealth · persistence · privilege escalation · initial access70 %

Acceso a red con privilegios (PR:L) en aplicación remota (AV:N) permite lectura de claves API de otros usuarios. CWE-497 es Information Exposure; T1552.007 (Credentials in Files) captura la revelación de credenciales.

Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.

🛡️ ATT&CK mitigations that cover these techniques

Privileged Account Management User Account Management Network Segmentation Active Directory Configuration Vulnerability Scanning User Training

Affected technologies (1)

Nagios — Nagios XI

CWEs

CWE-497

References

Raw JSON (NVD)

Show

{
  "id": "CVE-2025-34283",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-34283",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-10-31T15:06:50.951117Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.5,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.8
      }
    ],
    "cvssMetricV40": [
      {
        "type": "Secondary",
        "source": "disclosure@vulncheck.com",
        "cvssData": {
          "Safety": "NOT_DEFINED",
          "version": "4.0",
          "Recovery": "NOT_DEFINED",
          "baseScore": 7.1,
          "Automatable": "NOT_DEFINED",
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "exploitMaturity": "NOT_DEFINED",
          "providerUrgency": "NOT_DEFINED",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "privilegesRequired": "LOW",
          "subIntegrityImpact": "NONE",
          "vulnIntegrityImpact": "NONE",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "vulnAvailabilityImpact": "NONE",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "subConfidentialityImpact": "NONE",
          "vulnConfidentialityImpact": "HIGH",
          "confidentialityRequirement": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
        }
      }
    ]
  },
  "affected": [
    {
      "source": "disclosure@vulncheck.com",
      "affectedData": [
        {
          "vendor": "Nagios",
          "modules": [
            "Neptune UI themes"
          ],
          "product": "XI",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "2024R1.4.2",
              "versionType": "custom"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2025-10-30T22:15:48.633",
  "references": [
    {
      "url": "https://www.nagios.com/changelog/nagios-xi/",
      "tags": [
        "Release Notes"
      ],
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://www.nagios.com/products/security/#nagios-xi",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://www.vulncheck.com/advisories/nagios-xi-api-key-disclosure-via-neptune-themes",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "disclosure@vulncheck.com"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "disclosure@vulncheck.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-497"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "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."
    }
  ],
  "lastModified": "2026-09-30T18:17:57.633",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "62CF7BF4-6AAA-443E-93B4-B2F080091C13",
              "versionEndExcluding": "2024"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "85F1764D-1DD8-44B0-BF5A-2420CB519A3C"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.0.1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C1FE1A0B-78D1-4626-A4CD-21B843DA596E"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.0.2:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "CCAB888E-F030-4640-9A18-9E423E553308"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C648B0A4-053C-4884-8A37-4AF03053ED1C"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.1.1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "893EEA99-0096-4C9F-BA8A-246A3E3F6C15"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.1.2:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A1FDA3F3-DF79-4807-9451-F04B2DB9A2B6"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.1.3:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9E055065-35A7-458A-A2DB-26634B97EE7C"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.1.4:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "76946B2D-093C-4981-8465-5ADBB98C0676"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.1.5:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E9112876-7C61-4A72-8F91-023378E82E6D"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.2:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1443759F-EBD7-4366-A5D3-9FB15CE15B40"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.2.1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F85D8CA4-F1AC-4538-925C-1AD00FF7B9C1"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.2.2:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7FFC081E-728A-4643-A8DF-5CC8E94E7D78"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.3:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C3D8A858-2F40-4568-BCA0-59CF6033A7FE"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.3.1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2D1C8647-F0EB-443F-B18B-338335CE54B7"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.3.2:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9A695A21-8F5A-4588-91E9-F7AF101B77AD"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.3.3:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "AA587E9E-86DA-41A4-BF3B-56B1488B326A"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.3.4:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "BBCC6B6F-E627-49D4-9FA6-72283B07973A"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.4:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "450E4C8D-FC6B-42E6-A574-61F89AEB1800"
            },
            {
              "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.4.1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "838E2FEE-8707-4CA9-B877-EE69D32615E2"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "disclosure@vulncheck.com"
}