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FKIE_CVE-2026-42018

Vulnerability from fkie_nvd - Published: 2026-08-12 18:17 - Updated: 2026-09-12 04:16
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
JFrog Artifactory could return an internal anonymous-user token to an unauthenticated caller when anonymous access is disabled, potentially exposing sensitive resources.
References
reefs@jfrog.comhttps://docs.jfrog.com/releases/docs/artifactory-self-managed-releasesRelease Notes
reefs@jfrog.comhttps://docs.jfrog.com/releases/docs/jfrog-security-advisoriesVendor Advisory
134c704f-9b21-4f2e-91b3-4a467353bcc0https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-42018US Government Resource
134c704f-9b21-4f2e-91b3-4a467353bcc0https://www.wiz.io/blog/artifactory-under-attack-in-the-wild-exploitation-of-cve-2026-42016-cve-2026-4201Third Party Advisory
Impacted products
Vendor Product Version
jfrog artifactory *
jfrog artifactory *
jfrog artifactory *
jfrog artifactory *
jfrog artifactory *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "artifactory",
          "vendor": "jfrog",
          "versions": [
            {
              "lessThan": "7.111.20",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "7.117.27",
              "status": "affected",
              "version": "7.117.0",
              "versionType": "custom"
            },
            {
              "lessThan": "7.125.19",
              "status": "affected",
              "version": "7.125.0",
              "versionType": "custom"
            },
            {
              "lessThan": "7.133.28",
              "status": "affected",
              "version": "7.133.0",
              "versionType": "custom"
            },
            {
              "lessThan": "7.146.8",
              "status": "affected",
              "version": "7.146.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "reefs@jfrog.com"
    }
  ],
  "cisaActionDue": "2026-09-25",
  "cisaExploitAdd": "2026-09-11",
  "cisaRequiredAction": "Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA\u2019s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA\u2019s \u201cForensics Triage Requirements\u201d (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset\u0027s internet exposure and ensuring adherence to BOD 26-04 patching guidelines.",
  "cisaVulnerabilityName": "JFrog Artifactory Improper Authentication Vulnerability",
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:jfrog:artifactory:*:*:*:*:*:-:*:*",
              "matchCriteriaId": "A3362EDD-29B3-4A8E-8C6B-C1E4B6801A7F",
              "versionEndExcluding": "7.111.20",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:jfrog:artifactory:*:*:*:*:*:-:*:*",
              "matchCriteriaId": "95C14B2A-24BF-4C81-A178-BBA744F9AB2A",
              "versionEndExcluding": "7.117.27",
              "versionStartIncluding": "7.117.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:jfrog:artifactory:*:*:*:*:*:-:*:*",
              "matchCriteriaId": "F3D1E17C-2AE8-4B30-8802-68D75F4937B8",
              "versionEndExcluding": "7.125.19",
              "versionStartIncluding": "7.125.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:jfrog:artifactory:*:*:*:*:*:-:*:*",
              "matchCriteriaId": "3751FB76-30AC-4EB7-AAC7-7D1A6215C59B",
              "versionEndExcluding": "7.133.28",
              "versionStartIncluding": "7.133.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:jfrog:artifactory:*:*:*:*:*:-:*:*",
              "matchCriteriaId": "B8DDB685-DD49-4FD8-86C4-2852EBEBD5DE",
              "versionEndExcluding": "7.146.8",
              "versionStartIncluding": "7.146.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "JFrog Artifactory could return an internal anonymous-user token to an unauthenticated caller when anonymous access is disabled, potentially exposing sensitive resources."
    }
  ],
  "id": "CVE-2026-42018",
  "lastModified": "2026-09-12T04:16:33.587",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "reefs@jfrog.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-42018",
          "options": [
            {
              "exploitation": "active"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-09-11T00:00:00+00:00",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-08-12T18:17:29.473",
  "references": [
    {
      "source": "reefs@jfrog.com",
      "tags": [
        "Release Notes"
      ],
      "url": "https://docs.jfrog.com/releases/docs/artifactory-self-managed-releases"
    },
    {
      "source": "reefs@jfrog.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://docs.jfrog.com/releases/docs/jfrog-security-advisories"
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "tags": [
        "US Government Resource"
      ],
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-42018"
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.wiz.io/blog/artifactory-under-attack-in-the-wild-exploitation-of-cve-2026-42016-cve-2026-4201"
    }
  ],
  "sourceIdentifier": "reefs@jfrog.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ],
      "source": "reefs@jfrog.com",
      "type": "Secondary"
    }
  ]
}



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