{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-92975",
        "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
        "state": "PUBLISHED",
        "assignerShortName": "Wordfence",
        "dateReserved": "2026-09-17T13:29:18.159Z",
        "datePublished": "2026-10-10T05:31:03.178Z",
        "dateUpdated": "2026-10-10T05:31:03.178Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
                "shortName": "Wordfence",
                "dateUpdated": "2026-10-10T05:31:03.178Z"
            },
            "affected": [
                {
                    "vendor": "trainingbusinesspros",
                    "product": "Groundhogg — CRM, Newsletters, and Marketing Automation",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "lessThanOrEqual": "4.8.3",
                            "versionType": "semver"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "The Groundhogg — CRM, Newsletters, and Marketing Automation plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 4.8.3 via the `create_support_user()` function. This is due to the function identifying the support account solely by matching against publicly hardcoded constants — `user_login` `'groundhogg'` and email addresses `'support@groundhogg.io'` / `'help@groundhogg.io'` — where the `in_array()` email-equality check at line 238 is not a security boundary because any user fully controls their own email value. This makes it possible for an attacker with an account whose `user_login` is `'groundhogg'` and whose `user_email` matches one of the hardcoded support constants to have that account silently promoted to administrator — and additionally to super admin on multisite when the triggering administrator holds `manage_network_options` — resulting in full site takeover. Exploitation requires a two-actor flow: the attacker must first obtain or pre-plant an account with the hardcoded credentials (possible when open user registration is enabled or another account-creation path exists), after which a legitimate administrator must invoke the support-access feature via the `submit_ticket` or `process_send_support_access` entry points to trigger the promotion."
                }
            ],
            "title": "Groundhogg <= 4.8.3 - Unauthenticated Privilege Escalation to Support User Identity Confusion",
            "references": [
                {
                    "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/c355658a-515a-48ed-a114-6a202e23e34b?source=cve"
                },
                {
                    "url": "https://plugins.trac.wordpress.org/browser/groundhogg/tags/4.8.1/admin/help/help-page.php#L250"
                },
                {
                    "url": "https://plugins.trac.wordpress.org/browser/groundhogg/tags/4.8.1/admin/help/help-page.php#L224"
                },
                {
                    "url": "https://plugins.trac.wordpress.org/browser/groundhogg/tags/4.8.1/admin/help/help-page.php#L238"
                },
                {
                    "url": "https://plugins.trac.wordpress.org/browser/groundhogg/tags/4.8.1/admin/help/help-page.php#L298"
                },
                {
                    "url": "https://plugins.trac.wordpress.org/browser/groundhogg/tags/4.8.1/admin/help/help-page.php#L599"
                },
                {
                    "url": "https://github.com/groundhoggwp/groundhogg/commit/4b413aa6e"
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "CWE-269 Improper Privilege Management",
                            "cweId": "CWE-269",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "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:H",
                        "baseScore": 8.1,
                        "baseSeverity": "HIGH"
                    }
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "type": "finder",
                    "value": "Wordfence PRISM"
                }
            ],
            "timeline": [
                {
                    "time": "2026-09-17T13:44:21.000Z",
                    "lang": "en",
                    "value": "Vendor Notified"
                },
                {
                    "time": "2026-10-09T17:14:41.000Z",
                    "lang": "en",
                    "value": "Disclosed"
                }
            ]
        }
    }
}