CVE-2026-32591

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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 4.2, "exploitabilityScore": 1.2}, {"type": "Secondary", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.2, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 4.2, "exploitabilityScore": 0.9}]}, "affected": [{"source": "secalert@redhat.com", "affectedData": [{"cpes": ["cpe:/a:redhat:quay:3.10::el8"], "vendor": "Red Hat", "product": "Red Hat Quay 3.10", "versions": [{"status": "unaffected", "version": "1783750447", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:quay:3.12::el8"], "vendor": "Red Hat", "product": "Red Hat Quay 3.12", "versions": [{"status": "unaffected", "version": "1783751865", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:quay:3.12::el8"], "vendor": "Red Hat", "product": "Red Hat Quay 3.12", "versions": [{"status": "unaffected", "version": "1784353904", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:quay:3.15::el8"], "vendor": "Red Hat", "product": "Red Hat Quay 3.15", "versions": [{"status": "unaffected", "version": "1784351966", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:quay:3.16::el9"], "vendor": "Red Hat", "product": "Red Hat Quay 3.16", "versions": [{"status": "unaffected", "version": "1783955846", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:quay:3.17::el9"], "vendor": "Red Hat", "product": "Red Hat Quay 3.17", "versions": [{"status": "unaffected", "version": "1780604033", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:quay:3.18::el9"], "vendor": "Red Hat", "product": "Red Hat Quay 3.18", "versions": [{"status": "unaffected", "version": "1784987273", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:quay:3.9::el8"], "vendor": "Red Hat", "product": "Red Hat Quay 3.9", "versions": [{"status": "unaffected", "version": "1784125838", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:mirror_registry:1"], "vendor": "Red Hat", "product": "mirror registry for Red Hat OpenShift", "packageName": "openshift/mirror-registry-rhel8", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:mirror_registry:2"], "vendor": "Red Hat", "product": "mirror registry for Red Hat OpenShift 2", "packageName": "openshift/mirror-registry-rhel8", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}]}, {"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "affectedData": [{"cpes": ["cpe:/a:redhat:quay:3.10::el8"], "vendor": "Red Hat", "product": "Red Hat Quay 3.10", "versions": [{"status": "unaffected", "version": "1783750447", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:quay:3.12::el8"], "vendor": "Red Hat", "product": "Red Hat Quay 3.12", "versions": [{"status": "unaffected", "version": "1783751865", "lessThan": "*", "versionType": "rpm"}, {"status": "unaffected", "version": "1784353904", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:quay:3.15::el8"], "vendor": "Red Hat", "product": "Red Hat Quay 3.15", "versions": [{"status": "unaffected", "version": "1784351966", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:quay:3.16::el9"], "vendor": "Red Hat", "product": "Red Hat Quay 3.16", "versions": [{"status": "unaffected", "version": "1783955846", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:quay:3.17::el9"], "vendor": "Red Hat", "product": "Red Hat Quay 3.17", "versions": [{"status": "unaffected", "version": "1780604033", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:quay:3.18::el9"], "vendor": "Red Hat", "product": "Red Hat Quay 3.18", "versions": [{"status": "unaffected", "version": "1784987273", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:quay:3.9::el8"], "vendor": "Red Hat", "product": "Red Hat Quay 3.9", "versions": [{"status": "unaffected", "version": "1784125838", "lessThan": "*", "versionType": "rpm"}], "packageName": "quay/quay-rhel8", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:mirror_registry:1"], "vendor": "Red Hat", "product": "mirror registry for Red Hat OpenShift", "packageName": "openshift/mirror-registry-rhel8", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:mirror_registry:2"], "vendor": "Red Hat", "product": "mirror registry for Red Hat OpenShift 2", "packageName": "openshift/mirror-registry-rhel8", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}]}], "published": "2026-04-08T18:26:00.107", "references": [{"url": "https://access.redhat.com/errata/RHSA-2026:24833", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:40262", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:41031", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:41066", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:42146", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:42796", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:43052", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:48085", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/security/cve/CVE-2026-32591", "tags": ["Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2446965", "tags": ["Issue Tracking", "Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:24833", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:40262", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:41031", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:41066", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:42146", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:42796", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:43052", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/errata/RHSA-2026:48085", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://access.redhat.com/security/cve/CVE-2026-32591", "tags": ["Vendor Advisory"], "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2446965", "tags": ["Issue Tracking", "Vendor Advisory"], "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}, {"url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-32591.json", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-918"}]}, {"type": "Secondary", "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "description": [{"lang": "en", "value": "CWE-918"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in Red Hat Quay's Proxy Cache configuration feature. When an organization administrator configures an upstream registry for proxy caching, Quay makes a network connection to the specified registry hostname without verifying that it points to a legitimate external service. An attacker with organization administrator privileges could supply a crafted hostname to force the Quay server to make requests to internal network services, cloud infrastructure endpoints, or other resources that should not be accessible from the Quay application."}, {"lang": "es", "value": "Se encontr\u00f3 un fallo en la caracter\u00edstica de configuraci\u00f3n de cach\u00e9 de proxy de Red Hat Quay. Cuando un administrador de organizaci\u00f3n configura un registro ascendente para el almacenamiento en cach\u00e9 de proxy, Quay realiza una conexi\u00f3n de red al nombre de host del registro especificado sin verificar que apunte a un servicio externo leg\u00edtimo. Un atacante con privilegios de administrador de organizaci\u00f3n podr\u00eda proporcionar un nombre de host manipulado para forzar al servidor Quay a realizar solicitudes a servicios de red internos, puntos finales de infraestructura en la nube u otros recursos que no deber\u00edan ser accesibles desde la aplicaci\u00f3n Quay."}], "lastModified": "2026-09-10T13:18:11.060", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:redhat:mirror_registry_for_red_hat_openshift:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "63757310-FC5B-44E6-9211-36269827BC56"}, {"criteria": "cpe:2.3:a:redhat:mirror_registry_for_red_hat_openshift:2.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "281E6AA4-1E08-488F-BA7A-F0BE7CF42A5B"}, {"criteria": "cpe:2.3:a:redhat:quay:3.0.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B1987BDA-0113-4603-B9BE-76647EB043F2"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}