{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-85471",
        "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "state": "PUBLISHED",
        "assignerShortName": "redhat",
        "dateReserved": "2026-09-03T20:10:49.398Z",
        "datePublished": "2026-10-12T18:50:20.163Z",
        "dateUpdated": "2026-10-12T18:50:20.163Z"
    },
    "containers": {
        "cna": {
            "title": "Quay: quay: webhook notification ssrf -- hostname-string blocklist trivially bypassable",
            "metrics": [
                {
                    "other": {
                        "content": {
                            "value": "Moderate",
                            "namespace": "https://access.redhat.com/security/updates/classification/"
                        },
                        "type": "Red Hat severity rating"
                    }
                },
                {
                    "cvssV3_1": {
                        "attackComplexity": "LOW",
                        "attackVector": "NETWORK",
                        "availabilityImpact": "NONE",
                        "baseScore": 6.4,
                        "baseSeverity": "MEDIUM",
                        "confidentialityImpact": "LOW",
                        "integrityImpact": "LOW",
                        "privilegesRequired": "LOW",
                        "scope": "CHANGED",
                        "userInteraction": "NONE",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N",
                        "version": "3.1"
                    },
                    "format": "CVSS"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A flaw was found in Quay. An authenticated repository administrator could bypass the hostname blacklist in webhook notifications, leading to a Server-Side Request Forgery (SSRF) vulnerability. This allows the Quay application to be tricked into sending requests to internal network resources, such as cloud metadata services or other services within the cluster. Consequently, this could lead to the disclosure of sensitive information from these internal services."
                }
            ],
            "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-2026-85471",
                    "tags": [
                        "vdb-entry",
                        "x_refsource_REDHAT"
                    ]
                },
                {
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2528221",
                    "name": "RHBZ#2528221",
                    "tags": [
                        "issue-tracking",
                        "x_refsource_REDHAT"
                    ]
                }
            ],
            "datePublic": "2026-10-12T18:23:04.100Z",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-918",
                            "description": "Server-Side Request Forgery (SSRF)",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "x_redhatCweChain": "CWE-918: Server-Side Request Forgery (SSRF)",
            "workarounds": [
                {
                    "lang": "en",
                    "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."
                }
            ],
            "timeline": [
                {
                    "lang": "en",
                    "time": "2026-09-03T00:00:00.000Z",
                    "value": "Reported to Red Hat."
                },
                {
                    "lang": "en",
                    "time": "2026-10-12T18:23:04.100Z",
                    "value": "Made public."
                }
            ],
            "providerMetadata": {
                "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
                "shortName": "redhat",
                "dateUpdated": "2026-10-12T18:50:20.163Z"
            },
            "x_generator": {
                "engine": "cvelib 1.8.0"
            }
        }
    }
}