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    "cveMetadata": {
        "cveId": "CVE-2026-21409",
        "assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
        "state": "PUBLISHED",
        "assignerShortName": "jpcert",
        "dateReserved": "2025-12-24T07:24:57.904Z",
        "datePublished": "2026-01-09T07:15:52.994Z",
        "dateUpdated": "2026-01-09T18:11:55.373Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "vendor": "Ricoh Company, Ltd.",
                    "product": "RICOH Streamline NX",
                    "versions": [
                        {
                            "version": "3.5.1 to 24R3",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Improper authorization vulnerability exists in RICOH Streamline NX 3.5.1 to 24R3. If a man-in-the-middle attack is conducted on the communication between the affected product and its user, and some crafted request is processed by the product, the user's registration information and/or OIDC (OpenID Connect) tokens may be retrieved."
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "description": "Authorization bypass through user-controlled key",
                            "lang": "en-US",
                            "cweId": "CWE-639",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://www.ricoh.com/products/security/vulnerabilities/vul?id=ricoh-2025-000011"
                },
                {
                    "url": "https://jvn.jp/en/jp/JVN12770174/"
                }
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                        "baseSeverity": "MEDIUM",
                        "baseScore": 5.9,
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                        "baseSeverity": "HIGH",
                        "baseScore": 8.2,
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            "providerMetadata": {
                "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
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                "dateUpdated": "2026-01-09T07:15:52.994Z"
            }
        },
        "adp": [
            {
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                    {
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                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-01-09T18:11:32.736478Z",
                                "id": "CVE-2026-21409",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
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                                        "Technical Impact": "partial"
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                                "role": "CISA Coordinator",
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