CVE-2026-42018

JFrog Artifactory could return an internal anonymous-user token to an unauthenticated caller when anonymous access is disabled, potentially exposing sensitive resources.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://docs.jfrog.com/releases/docs/artifactory-self-managed-releases	Release Notes
https://docs.jfrog.com/releases/docs/jfrog-security-advisories	Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-42018	US Government Resource
https://www.wiz.io/blog/artifactory-under-attack-in-the-wild-exploitation-of-cve-2026-42016-cve-2026-4201	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:jfrog:artifactory::::::-::*
	cpe:2.3:a:jfrog:artifactory::::::-::*
	cpe:2.3:a:jfrog:artifactory::::::-::*
	cpe:2.3:a:jfrog:artifactory::::::-::*
	cpe:2.3:a:jfrog:artifactory::::::-::*

History

23 Oct 2026, 19:10

Type	Values Removed	Values Added
Summary		(es) JFrog Artifactory podría devolver un token interno de usuario anónimo a un solicitante no autenticado cuyo el acceso anónimo está deshabilitado, exponiendo potencialmente recursos confidenciales.

Information

Published : 2026-08-12 18:17

Updated : 2026-10-23 19:10

NVD link : CVE-2026-42018

Mitre link : CVE-2026-42018

CVE.ORG link : CVE-2026-42018

JSON object : View

Products Affected

jfrog

artifactory

CWE

CWE-287

Improper Authentication

{"id": "CVE-2026-42018", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-42018", "role": "CISA Coordinator", "options": [{"exploitation": "active"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-01T18:06:12.895893Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "reefs@jfrog.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "affected": [{"source": "reefs@jfrog.com", "affectedData": [{"vendor": "jfrog", "product": "artifactory", "versions": [{"status": "affected", "version": "0", "lessThan": "7.111.20", "versionType": "custom"}, {"status": "affected", "version": "7.117.0", "lessThan": "7.117.27", "versionType": "custom"}, {"status": "affected", "version": "7.125.0", "lessThan": "7.125.19", "versionType": "custom"}, {"status": "affected", "version": "7.133.0", "lessThan": "7.133.28", "versionType": "custom"}, {"status": "affected", "version": "7.146.0", "lessThan": "7.146.8", "versionType": "custom"}], "defaultStatus": "unaffected"}]}], "published": "2026-08-12T18:17:29.473", "references": [{"url": "https://docs.jfrog.com/releases/docs/artifactory-self-managed-releases", "tags": ["Release Notes"], "source": "reefs@jfrog.com"}, {"url": "https://docs.jfrog.com/releases/docs/jfrog-security-advisories", "tags": ["Vendor Advisory"], "source": "reefs@jfrog.com"}, {"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-42018", "tags": ["US Government Resource"], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}, {"url": "https://www.wiz.io/blog/artifactory-under-attack-in-the-wild-exploitation-of-cve-2026-42016-cve-2026-4201", "tags": ["Third Party Advisory"], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "reefs@jfrog.com", "description": [{"lang": "en", "value": "CWE-287"}]}], "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."}, {"lang": "es", "value": "JFrog Artifactory podr\u00eda devolver un token interno de usuario an\u00f3nimo a un solicitante no autenticado cuyo el acceso an\u00f3nimo est\u00e1 deshabilitado, exponiendo potencialmente recursos confidenciales."}], "lastModified": "2026-10-23T19:10:00.167", "cisaActionDue": "2026-09-25", "cisaExploitAdd": "2026-09-11", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:jfrog:artifactory:*:*:*:*:*:-:*:*", "vulnerable": true, "matchCriteriaId": "A3362EDD-29B3-4A8E-8C6B-C1E4B6801A7F", "versionEndExcluding": "7.111.20"}, {"criteria": "cpe:2.3:a:jfrog:artifactory:*:*:*:*:*:-:*:*", "vulnerable": true, "matchCriteriaId": "95C14B2A-24BF-4C81-A178-BBA744F9AB2A", "versionEndExcluding": "7.117.27", "versionStartIncluding": "7.117.0"}, {"criteria": "cpe:2.3:a:jfrog:artifactory:*:*:*:*:*:-:*:*", "vulnerable": true, "matchCriteriaId": "F3D1E17C-2AE8-4B30-8802-68D75F4937B8", "versionEndExcluding": "7.125.19", "versionStartIncluding": "7.125.0"}, {"criteria": "cpe:2.3:a:jfrog:artifactory:*:*:*:*:*:-:*:*", "vulnerable": true, "matchCriteriaId": "3751FB76-30AC-4EB7-AAC7-7D1A6215C59B", "versionEndExcluding": "7.133.28", "versionStartIncluding": "7.133.0"}, {"criteria": "cpe:2.3:a:jfrog:artifactory:*:*:*:*:*:-:*:*", "vulnerable": true, "matchCriteriaId": "B8DDB685-DD49-4FD8-86C4-2852EBEBD5DE", "versionEndExcluding": "7.146.8", "versionStartIncluding": "7.146.0"}], "operator": "OR"}]}], "sourceIdentifier": "reefs@jfrog.com", "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's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.", "cisaVulnerabilityName": "JFrog Artifactory Improper Authentication Vulnerability"}