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    "cveMetadata": {
        "cveId": "CVE-2026-71467",
        "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "state": "PUBLISHED",
        "assignerShortName": "redhat",
        "dateReserved": "2026-08-06T19:34:07.969Z",
        "datePublished": "2026-08-11T19:22:05.408Z",
        "dateUpdated": "2026-08-26T21:39:19.363Z"
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    "containers": {
        "cna": {
            "title": "Acm-search-v2-api-rhel9: search-v2-api: authentication bypass on /federated via upgrade: websocket header spoofing",
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                        "type": "Red Hat severity rating"
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                {
                    "cvssV3_1": {
                        "attackComplexity": "LOW",
                        "attackVector": "NETWORK",
                        "availabilityImpact": "NONE",
                        "baseScore": 7.5,
                        "baseSeverity": "HIGH",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "NONE",
                        "privilegesRequired": "NONE",
                        "scope": "UNCHANGED",
                        "userInteraction": "NONE",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                        "version": "3.1"
                    },
                    "format": "CVSS"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A flaw was found in search-v2-api. The authentication middleware in the affected component unconditionally skips authentication when a request includes an `Upgrade: websocket` header. An unauthenticated attacker can exploit this by sending a specially crafted HTTP POST request to the `/federated` endpoint with the `Upgrade: websocket` header. This allows the attacker to bypass authentication and access federated search results across all configured remote managed hubs, leading to information disclosure."
                }
            ],
            "affected": [
                {
                    "vendor": "Red Hat",
                    "product": "Red Hat Advanced Cluster Management for Kubernetes 2.17",
                    "collectionURL": "https://catalog.redhat.com/software/containers/",
                    "packageName": "rhacm2/acm-search-v2-api-rhel9",
                    "defaultStatus": "affected",
                    "versions": [
                        {
                            "version": "1787229541",
                            "lessThan": "*",
                            "versionType": "rpm",
                            "status": "unaffected"
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                    ],
                    "cpes": [
                        "cpe:/a:redhat:acm:2.17::el9"
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            ],
            "references": [
                {
                    "url": "https://access.redhat.com/errata/RHSA-2026:60386",
                    "name": "RHSA-2026:60386",
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                        "vendor-advisory",
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                    "tags": [
                        "vdb-entry",
                        "x_refsource_REDHAT"
                    ]
                },
                {
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2512146",
                    "name": "RHBZ#2512146",
                    "tags": [
                        "issue-tracking",
                        "x_refsource_REDHAT"
                    ]
                }
            ],
            "datePublic": "2026-08-11T12:00:00.000Z",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-287",
                            "description": "Improper Authentication",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "x_redhatCweChain": "CWE-287: Improper Authentication",
            "workarounds": [
                {
                    "lang": "en",
                    "value": "To mitigate this vulnerability, ensure the `FEATURE_FEDERATED_SEARCH` is disabled if not actively used. This feature is off by default in standard deployments of Red Hat Advanced Cluster Management for Kubernetes. For Global Hub deployments where `FEATURE_FEDERATED_SEARCH` is enabled by default, consider restricting network access to the `search-v2-api`'s `/federated` endpoint to trusted clients."
                }
            ],
            "timeline": [
                {
                    "lang": "en",
                    "time": "2026-08-06T00:00:00.000Z",
                    "value": "Reported to Red Hat."
                },
                {
                    "lang": "en",
                    "time": "2026-08-11T12:00:00.000Z",
                    "value": "Made public."
                }
            ],
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                "shortName": "redhat",
                "dateUpdated": "2026-08-26T21:39:19.363Z"
            },
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        },
        "adp": [
            {
                "metrics": [
                    {
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                            "type": "ssvc",
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                                "timestamp": "2026-08-11T20:08:15.749959Z",
                                "id": "CVE-2026-71467",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
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                                        "Automatable": "yes"
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                                        "Technical Impact": "partial"
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                                "role": "CISA Coordinator",
                                "version": "2.0.3"
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                "title": "CISA ADP Vulnrichment",
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                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-08-11T20:08:51.599Z"
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}