CVE-2026-53439

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{"affected": [{"affectedData": [{"defaultStatus": "affected", "product": "Jenkins", "vendor": "Jenkins Project", "versions": [{"lessThan": "*", "status": "unaffected", "version": "2.568", "versionType": "maven"}, {"lessThan": "2.555.*", "status": "unaffected", "version": "2.555.3", "versionType": "maven"}]}], "source": "jenkinsci-cert@googlegroups.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*", "matchCriteriaId": "648B5148-FE3B-464A-8963-DCF7ACEF84E5", "versionEndExcluding": "2.555.3", "vulnerable": true}, {"criteria": "cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*", "matchCriteriaId": "356A970F-6576-49B6-8EBA-E9770ED190A7", "versionEndExcluding": "2.568", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Missing permission checks in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allow attackers with Overall/Read permission to determine other users' configured timezone and to enumerate view names of other users' \"My Views\"."}, {"lang": "es", "value": "Faltan comprobaciones de permisos en Jenkins 2.567 y anteriores, LTS 2.555.2 y anteriores, lo que permite a atacantes con permiso General/Lectura determinar la zona horaria configurada de otros usuarios y enumerar los nombres de las vistas de \u2019Mis Vistas\u2019 de otros usuarios."}], "id": "CVE-2026-53439", "lastModified": "2026-10-26T11:10:00.157", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-53439", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-06-10T15:32:55.612071Z", "version": "2.0.3"}}]}, "published": "2026-06-10T14:16:36.893", "references": [{"source": "jenkinsci-cert@googlegroups.com", "tags": ["Vendor Advisory"], "url": "https://www.jenkins.io/security/advisory/2026-06-10/#SECURITY-3713"}], "sourceIdentifier": "jenkinsci-cert@googlegroups.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "jenkins: Jenkins: Information Disclosure via Missing Permission Checks", "id": "2487549", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2487549"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "status": "draft"}, "cwe": "CWE-862", "details": ["A flaw was found in Jenkins. Missing permission checks allow an attacker with Overall/Read permission to determine other users' configured timezone. This vulnerability also enables the attacker to enumerate the view names of other users' \"My Views\", leading to information disclosure."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability."}, "name": "CVE-2026-53439", "package_state": [{"cpe": "cpe:/a:redhat:ocp_tools", "fix_state": "Fix deferred", "package_name": "jenkins", "product_name": "OpenShift Developer Tools and Services"}], "public_date": "2026-06-10T13:06:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-53439\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-53439\nhttps://www.jenkins.io/security/advisory/2026-06-10/#SECURITY-3713"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[2.568,*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[2.555.3,2.556.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Jenkins", "source": "cna", "vendor": "Jenkins Project"}, "product": "jenkins", "vendor": "jenkins_project"}], "created": "2026-06-10T15:00:13.770151+00:00", "title": "Missing Permission Check in Jenkins Exposes User Timezone and View Names", "updated": "2026-06-10T19:45:39.065863+00:00", "vendors": ["jenkins_project", "jenkins_project$PRODUCT$jenkins"]}