{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-67398",
        "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
        "state": "PUBLISHED",
        "assignerShortName": "hackerone",
        "dateReserved": "2026-07-29T15:00:02.294Z",
        "datePublished": "2026-09-03T23:57:15.810Z",
        "dateUpdated": "2026-09-04T19:48:08.664Z"
    },
    "containers": {
        "cna": {
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Missing authorization vulnerability has been discovered in 2Checkout payment gateway of WHMCS from 8.13.0 before 8.13.8, from 9.0.0 before 9.0.8, all other EOL versions from 4.5.0. The vulnerability allows an unauthenticated user to get WHMCS customer's data via 2Checkout payment gateway's endpoint under specific conditions."
                }
            ],
            "affected": [
                {
                    "defaultStatus": "unaffected",
                    "vendor": "WebPros",
                    "product": "WHMCS",
                    "versions": [
                        {
                            "version": "4.5.0",
                            "status": "affected",
                            "lessThanOrEqual": "8.12.2",
                            "versionType": "semver"
                        },
                        {
                            "version": "8.13.0",
                            "status": "affected",
                            "lessThan": "8.13.8",
                            "versionType": "semver"
                        },
                        {
                            "version": "9.0.0",
                            "status": "affected",
                            "lessThan": "9.0.8",
                            "versionType": "semver"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://help.whmcs.com/m/125386/l/2116695-cve-2026-67398-whmcs-security-update-2026-09-03"
                }
            ],
            "metrics": [
                {
                    "cvssV4_0": {
                        "version": "4.0",
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
                        "baseScore": 8.2,
                        "baseSeverity": "HIGH"
                    }
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "lang": "en",
                            "cweId": "CWE-862",
                            "description": "CWE-862 Missing Authorization"
                        }
                    ]
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "\"boomerang\"",
                    "type": "finder"
                }
            ],
            "workarounds": [
                {
                    "lang": "en",
                    "value": "Deactivate 2Checkout payment gateway."
                }
            ],
            "providerMetadata": {
                "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
                "shortName": "hackerone",
                "dateUpdated": "2026-09-03T23:57:15.810Z"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-09-04T19:47:54.274188Z",
                                "id": "CVE-2026-67398",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "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": "2026-09-04T19:48:08.664Z"
                }
            }
        ]
    }
}