{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-76280",
        "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "state": "PUBLISHED",
        "assignerShortName": "cisco",
        "dateReserved": "2026-08-19T12:02:03.621Z",
        "datePublished": "2026-10-07T20:46:37.327Z",
        "dateUpdated": "2026-10-07T20:46:37.327Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "product": "Splunk Enterprise",
                    "vendor": "Splunk",
                    "versions": [
                        {
                            "version": "10.4",
                            "status": "affected",
                            "versionType": "custom",
                            "lessThan": "10.4.3"
                        },
                        {
                            "version": "10.2",
                            "status": "affected",
                            "versionType": "custom",
                            "lessThan": "10.2.7"
                        },
                        {
                            "version": "10.0",
                            "status": "affected",
                            "versionType": "custom",
                            "lessThan": "10.0.10"
                        },
                        {
                            "version": "9.4",
                            "status": "affected",
                            "versionType": "custom",
                            "lessThan": "9.4.15"
                        }
                    ],
                    "modules": [
                        "REST API"
                    ]
                },
                {
                    "product": "Splunk Secure Gateway",
                    "vendor": "Splunk",
                    "versions": [
                        {
                            "version": "3.10",
                            "status": "affected",
                            "versionType": "custom",
                            "lessThan": "3.10.11"
                        },
                        {
                            "version": "3.9",
                            "status": "affected",
                            "versionType": "custom",
                            "lessThan": "3.9.25"
                        },
                        {
                            "version": "3.8",
                            "status": "affected",
                            "versionType": "custom",
                            "lessThan": "3.8.72"
                        }
                    ]
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "supportingMedia": [
                        {
                            "base64": false,
                            "type": "text/markdown",
                            "value": "In Splunk Enterprise versions below 10.4.3, 10.2.7, 10.0.10, and 9.4.15, and Splunk Secure Gateway versions below 3.10.11, 3.9.25, and 3.8.72, an authenticated user who does not hold the \"admin\" or \"sc_admin\" Splunk roles could modify Splunk Secure Gateway alert and mobile-device recipient data in App Key Value Store (KV Store) collections that later alert and subscription workflows use. The vulnerability is possible because the affected collections allow unrestricted write access instead of limiting writes to authorized Splunk Secure Gateway workflows. For more information see [About the app key value store](https://help.splunk.com/en/splunk-enterprise/administer/admin-manual/10.4/administer-the-app-key-value-store/about-the-app-key-value-store), [KV store endpoint descriptions](https://help.splunk.com/en/splunk-enterprise/leverage-rest-apis/rest-api-reference/10.4/kv-store-endpoints/kv-store-endpoint-descriptions), and [About configuring role-based user access](https://help.splunk.com/en/splunk-enterprise/administer/manage-users-and-security/10.4/manage-splunk-platform-users-and-roles/about-configuring-role-based-user-access) in the Splunk documentation."
                        }
                    ],
                    "value": "In Splunk Enterprise versions below 10.4.3, 10.2.7, 10.0.10, and 9.4.15, and Splunk Secure Gateway versions below 3.10.11, 3.9.25, and 3.8.72, an authenticated user who does not hold the \"admin\" or \"sc_admin\" Splunk roles could modify Splunk Secure Gateway alert and mobile-device recipient data in App Key Value Store (KV Store) collections that later alert and subscription workflows use. The vulnerability is possible because the affected collections allow unrestricted write access instead of limiting writes to authorized Splunk Secure Gateway workflows. For more information see About the app key value store (https://help.splunk.com/en/splunk-enterprise/administer/admin-manual/10.4/administer-the-app-key-value-store/about-the-app-key-value-store), KV store endpoint descriptions (https://help.splunk.com/en/splunk-enterprise/leverage-rest-apis/rest-api-reference/10.4/kv-store-endpoints/kv-store-endpoint-descriptions), and About configuring role-based user access (https://help.splunk.com/en/splunk-enterprise/administer/manage-users-and-security/10.4/manage-splunk-platform-users-and-roles/about-configuring-role-based-user-access) in the Splunk documentation."
                }
            ],
            "references": [
                {
                    "url": "https://advisory.splunk.com/advisories/SVD-2026-1001"
                }
            ],
            "title": "Incorrect Permission Assignment for App Key Value Store Collections in Splunk Secure Gateway",
            "datePublic": "2026-10-07T00:00:00.000Z",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "type": "cwe",
                            "cweId": "CWE-732",
                            "description": "The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors."
                        }
                    ]
                }
            ],
            "source": {
                "advisory": "SVD-2026-1001",
                "discovery": ""
            },
            "providerMetadata": {
                "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
                "shortName": "cisco",
                "dateUpdated": "2026-10-07T20:46:37.327Z"
            },
            "metrics": [
                {
                    "cvssV3_1": {
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
                        "version": "3.1",
                        "baseScore": 6.3,
                        "baseSeverity": "MEDIUM"
                    },
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ]
                }
            ],
            "solutions": [
                {
                    "lang": "en",
                    "value": "Upgrade Splunk Enterprise to versions 10.4.3, 10.2.7, 10.0.10, and 9.4.15, or higher.\n\nUpgrade Splunk Secure Gateway to versions 3.10.11, 3.9.25, and 3.8.72, or higher."
                }
            ],
            "workarounds": [
                {
                    "lang": "en",
                    "value": "Turn off or remove the Splunk Secure Gateway app. See [Manage app and add-on objects](https://help.splunk.com/en/splunk-enterprise/administer/admin-manual/10.2/meet-splunk-apps/manage-app-and-add-on-objects) in the Splunk documentation. Note: Splunk Mobile, Spacebridge, and Mission Control rely on functionality in the Splunk Secure Gateway app. If you do not use any of these apps, features, or functionality, as a potential mitigation, you may turn off or remove the app."
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "M Mahdan Argya Syarif (0xbeludan)",
                    "type": "reporter"
                }
            ]
        }
    }
}