{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-32591","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","state":"PUBLISHED","assignerShortName":"redhat","dateReserved":"2026-03-12T14:39:53.657Z","datePublished":"2026-04-08T17:06:58.222Z","dateUpdated":"2026-04-21T23:33:34.913Z"},"containers":{"cna":{"title":"Mirror-registry: quay: server-side request forgery in proxy cache upstream registry configuration","metrics":[{"other":{"content":{"value":"Important","namespace":"https://access.redhat.com/security/updates/classification/"},"type":"Red Hat severity rating"}},{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.2,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"LOW","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:N","version":"3.1"},"format":"CVSS"}],"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."}],"affected":[{"vendor":"Red Hat","product":"mirror registry for Red Hat OpenShift","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"openshift/mirror-registry-rhel8","defaultStatus":"affected","cpes":["cpe:/a:redhat:mirror_registry:1"]},{"vendor":"Red Hat","product":"mirror registry for Red Hat OpenShift 2","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"openshift/mirror-registry-rhel8","defaultStatus":"affected","cpes":["cpe:/a:redhat:mirror_registry:2"]},{"vendor":"Red Hat","product":"Red Hat Quay 3","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"quay/quay-rhel8","defaultStatus":"affected","cpes":["cpe:/a:redhat:quay:3"]},{"vendor":"Red Hat","product":"Red Hat Quay 3","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"quay/quay-rhel9","defaultStatus":"affected","cpes":["cpe:/a:redhat:quay:3"]}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-32591","tags":["vdb-entry","x_refsource_REDHAT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2446965","name":"RHBZ#2446965","tags":["issue-tracking","x_refsource_REDHAT"]}],"datePublic":"2026-04-08T00:00:00.000Z","problemTypes":[{"descriptions":[{"cweId":"CWE-918","description":"Server-Side Request Forgery (SSRF)","lang":"en","type":"CWE"}]}],"x_redhatCweChain":"CWE-918: Server-Side Request Forgery (SSRF)","timeline":[{"lang":"en","time":"2026-03-12T15:09:38.210Z","value":"Reported to Red Hat."},{"lang":"en","time":"2026-04-08T00:00:00.000Z","value":"Made public."}],"credits":[{"lang":"en","value":"Red Hat would like to thank Antony Di Scala and Michael Whale for reporting this issue."}],"providerMetadata":{"orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","shortName":"redhat","dateUpdated":"2026-04-21T23:33:34.913Z"},"x_generator":{"engine":"cvelib 1.8.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-10T20:34:13.210994Z","id":"CVE-2026-32591","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-04-10T20:34:29.075Z"}}]}}