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    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-73542",
        "assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
        "state": "PUBLISHED",
        "assignerShortName": "jpcert",
        "dateReserved": "2026-08-17T04:36:05.953Z",
        "datePublished": "2026-08-20T05:16:14.864Z",
        "dateUpdated": "2026-08-20T15:26:27.771Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "vendor": "SEIKO EPSON CORPORATION",
                    "product": "Multiple SEIKO EPSON printers and scanners",
                    "versions": [
                        {
                            "version": "see the information provided by the vendor",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Multiple SEIKO EPSON printers and scanners contain revoked root certificates. A man-in-the-middle attack may allow an attacker to obtain communication data transmitted by the product. As for the details of the affected products and versions, refer to the vendor's information."
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "description": "Improper Following of a Certificate's Chain of Trust",
                            "lang": "en-US",
                            "cweId": "CWE-296",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://www.epson.jp/news/info/a-security202608.htm"
                },
                {
                    "url": "https://jvn.jp/en/vu/JVNVU91609598/"
                }
            ],
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                            "value": "GENERAL"
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                        "version": "3.1",
                        "baseSeverity": "LOW",
                        "baseScore": 3.7,
                        "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N"
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                        "baseSeverity": "MEDIUM",
                        "baseScore": 6.3,
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"
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            "providerMetadata": {
                "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
                "shortName": "jpcert",
                "dateUpdated": "2026-08-20T05:16:14.864Z"
            }
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        "adp": [
            {
                "metrics": [
                    {
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                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2026-73542",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
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                                ],
                                "version": "2.0.3",
                                "timestamp": "2026-08-20T15:05:11.806045Z"
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                "title": "CISA ADP Vulnrichment",
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