{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-78556",
        "assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
        "state": "PUBLISHED",
        "assignerShortName": "siemens",
        "dateReserved": "2026-08-24T19:48:32.550Z",
        "datePublished": "2026-10-13T09:18:55.291Z",
        "dateUpdated": "2026-10-13T09:18:55.291Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
                "shortName": "siemens",
                "dateUpdated": "2026-10-13T09:18:55.291Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A vulnerability has been identified in Industrial Edge App Publisher (All versions < V1.27.9). The affected software does not properly validate the server certificate when initiating a TLS connection. This allows an attacker to intercept and relay communication (Man-in-the-Middle attack) and to spoof a trusted entity by interfering in the communication path between the client and the intended server."
                }
            ],
            "affected": [
                {
                    "vendor": "Siemens",
                    "product": "Industrial Edge App Publisher",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "0",
                            "lessThan": "V1.27.9",
                            "versionType": "custom"
                        }
                    ],
                    "defaultStatus": "unknown"
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
                        "baseScore": 7.4,
                        "baseSeverity": "HIGH"
                    }
                },
                {
                    "cvssV4_0": {
                        "version": "4.0",
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N",
                        "baseScore": 7.6,
                        "baseSeverity": "HIGH"
                    }
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "cweId": "CWE-295",
                            "description": "CWE-295: Improper Certificate Validation",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://cert-portal.siemens.com/productcert/html/ssa-968435.html"
                }
            ]
        }
    }
}