{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-73642",
        "assignerOrgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6",
        "state": "PUBLISHED",
        "assignerShortName": "CERT-PL",
        "dateReserved": "2026-08-13T13:42:38.905Z",
        "datePublished": "2026-09-28T13:12:46.426Z",
        "dateUpdated": "2026-10-13T13:20:58.581Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6",
                "shortName": "CERT-PL",
                "dateUpdated": "2026-10-13T13:20:58.581Z"
            },
            "title": "Path Traversal in Dayforce ESS Excelity",
            "datePublic": "2026-09-28T00:00:00.000Z",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "cweId": "CWE-22",
                            "description": "CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "impacts": [
                {
                    "capecId": "CAPEC-126",
                    "descriptions": [
                        {
                            "lang": "en",
                            "value": "CAPEC-126 Path Traversal"
                        }
                    ]
                },
                {
                    "capecId": "CAPEC-76",
                    "descriptions": [
                        {
                            "lang": "en",
                            "value": "CAPEC-76 Manipulating Web Input to File System Calls"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "Dayforce",
                    "product": "ESS Excelity",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "0",
                            "lessThan": "V4",
                            "versionType": "custom"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }
            ],
            "cpeApplicability": [
                {
                    "operator": "OR",
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:a:dayforce:ess_excelity:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "0",
                                    "versionEndExcluding": "v4"
                                }
                            ]
                        }
                    ]
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Dayforce ESS Excelity is vulnerable to Path Traversal  in file download functionality. An unauthenticated attacker can sent GET request with file path parameter set to any path including an absolute\nlocal file path.\n\n\nThis issue was fixed in version V4.",
                    "supportingMedia": [
                        {
                            "type": "text/html",
                            "base64": false,
                            "value": "Dayforce ESS Excelity is vulnerable to Path Traversal&nbsp; in file download functionality. An unauthenticated attacker can sent GET request with file path parameter set to any path including an&nbsp;<span>absolute\nlocal file path.</span><div><br></div><div>This issue was fixed in version V4.</div>"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://cert.pl/en/posts/2026/09/CVE-2026-73640",
                    "tags": [
                        "third-party-advisory"
                    ]
                },
                {
                    "url": "https://hcm.excelityglobal.com/ESS",
                    "tags": [
                        "product"
                    ]
                }
            ],
            "metrics": [
                {
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ],
                    "cvssV4_0": {
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "attackRequirements": "NONE",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "vulnConfidentialityImpact": "HIGH",
                        "subConfidentialityImpact": "HIGH",
                        "vulnIntegrityImpact": "NONE",
                        "subIntegrityImpact": "NONE",
                        "vulnAvailabilityImpact": "NONE",
                        "subAvailabilityImpact": "NONE",
                        "exploitMaturity": "NOT_DEFINED",
                        "Safety": "NOT_DEFINED",
                        "Automatable": "NOT_DEFINED",
                        "Recovery": "NOT_DEFINED",
                        "valueDensity": "NOT_DEFINED",
                        "vulnerabilityResponseEffort": "NOT_DEFINED",
                        "providerUrgency": "NOT_DEFINED",
                        "version": "4.0",
                        "baseSeverity": "CRITICAL",
                        "baseScore": 9.2,
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N"
                    }
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "Dawid Dudek (4c1d8urn)",
                    "type": "finder"
                }
            ],
            "source": {
                "discovery": "EXTERNAL"
            },
            "x_generator": {
                "engine": "Vulnogram 1.0.3"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-09-28T17:57:33.458358Z",
                                "id": "CVE-2026-73642",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "yes"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-09-28T17:57:46.154Z"
                }
            }
        ]
    }
}