{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-121565",
        "assignerOrgId": "3938794e-25f5-4123-a1ba-5cbd7f104512",
        "state": "PUBLISHED",
        "assignerShortName": "Tanium",
        "dateReserved": "2026-11-03T14:58:47.328Z",
        "datePublished": "2026-11-03T22:17:22.997Z",
        "dateUpdated": "2026-11-03T22:17:22.997Z"
    },
    "containers": {
        "cna": {
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                    "product": "TanOS",
                    "vendor": "Tanium",
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                        {
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                {
                    "product": "Asset",
                    "vendor": "Tanium",
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                        {
                            "version": "1.33",
                            "status": "affected",
                            "lessThan": "1.33.334",
                            "versionType": "custom"
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                        {
                            "version": "1.36",
                            "status": "affected",
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                            "version": "1.39",
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                },
                {
                    "product": "Comply",
                    "vendor": "Tanium",
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                            "version": "2.32",
                            "status": "affected",
                            "lessThan": "2.32.275",
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                        },
                        {
                            "version": "2.35",
                            "status": "affected",
                            "lessThan": "2.35.337",
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                        {
                            "version": "2.37",
                            "status": "affected",
                            "lessThan": "2.37.347",
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                        }
                    ]
                },
                {
                    "product": "Connect",
                    "vendor": "Tanium",
                    "versions": [
                        {
                            "version": "5.29",
                            "status": "affected",
                            "lessThan": "5.29.272",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.37",
                            "status": "affected",
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                            "versionType": "custom"
                        },
                        {
                            "version": "5.47",
                            "status": "affected",
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                        }
                    ]
                },
                {
                    "product": "Integrity Monitor",
                    "vendor": "Tanium",
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                        {
                            "version": "3.6",
                            "status": "affected",
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                        {
                            "version": "3.7",
                            "status": "affected",
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                            "versionType": "custom"
                        },
                        {
                            "version": "3.8",
                            "status": "affected",
                            "lessThan": "3.8.362",
                            "versionType": "custom"
                        }
                    ]
                },
                {
                    "product": "Health Check",
                    "vendor": "Tanium",
                    "versions": [
                        {
                            "version": "1.13",
                            "status": "affected",
                            "lessThan": "1.13.653",
                            "versionType": "custom"
                        }
                    ]
                },
                {
                    "product": "Endpoint Configuration Toolset Solution",
                    "vendor": "Tanium",
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                        {
                            "version": "1.51",
                            "status": "affected",
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                            "versionType": "custom"
                        },
                        {
                            "version": "1.59",
                            "status": "affected",
                            "lessThan": "1.59.51",
                            "versionType": "custom"
                        },
                        {
                            "version": "1.71",
                            "status": "affected",
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                            "versionType": "custom"
                        }
                    ]
                },
                {
                    "product": "Patch",
                    "vendor": "Tanium",
                    "versions": [
                        {
                            "version": "3.24",
                            "status": "affected",
                            "lessThan": "3.24.328",
                            "versionType": "custom"
                        },
                        {
                            "version": "3.28",
                            "status": "affected",
                            "lessThan": "3.28.346",
                            "versionType": "custom"
                        },
                        {
                            "version": "3.32",
                            "status": "affected",
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                            "versionType": "custom"
                        }
                    ]
                },
                {
                    "product": "Performance",
                    "vendor": "Tanium",
                    "versions": [
                        {
                            "version": "1.22",
                            "status": "affected",
                            "lessThan": "1.22.355",
                            "versionType": "custom"
                        },
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                            "version": "1.23",
                            "status": "affected",
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                            "versionType": "custom"
                        },
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                            "version": "1.25",
                            "status": "affected",
                            "lessThan": "1.25.196",
                            "versionType": "custom"
                        }
                    ]
                },
                {
                    "product": "Reputation",
                    "vendor": "Tanium",
                    "versions": [
                        {
                            "version": "6.6",
                            "status": "affected",
                            "lessThan": "6.6.150",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.7",
                            "status": "affected",
                            "lessThan": "6.7.143",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.8",
                            "status": "affected",
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                            "versionType": "custom"
                        }
                    ]
                },
                {
                    "product": "Reveal",
                    "vendor": "Tanium",
                    "versions": [
                        {
                            "version": "2.4",
                            "status": "affected",
                            "lessThan": "2.4.109",
                            "versionType": "custom"
                        },
                        {
                            "version": "2.5",
                            "status": "affected",
                            "lessThan": "2.5.166",
                            "versionType": "custom"
                        }
                    ]
                },
                {
                    "product": "Threat Response",
                    "vendor": "Tanium",
                    "versions": [
                        {
                            "version": "4.9",
                            "status": "affected",
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                            "versionType": "custom"
                        },
                        {
                            "version": "4.12",
                            "status": "affected",
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                            "versionType": "custom"
                        },
                        {
                            "version": "4.17",
                            "status": "affected",
                            "lessThan": "4.17.333",
                            "versionType": "custom"
                        }
                    ]
                },
                {
                    "product": "Provision Host",
                    "vendor": "Tanium",
                    "versions": [
                        {
                            "version": "10.4.100",
                            "status": "affected",
                            "lessThan": "10.4.100",
                            "versionType": "semver"
                        },
                        {
                            "version": "10.8.115",
                            "status": "affected",
                            "lessThan": "10.8.115",
                            "versionType": "semver"
                        },
                        {
                            "version": "10.9.113",
                            "status": "affected",
                            "lessThan": "10.9.113",
                            "versionType": "semver"
                        },
                        {
                            "version": "10.10.189",
                            "status": "affected",
                            "lessThan": "10.10.189",
                            "versionType": "semver"
                        },
                        {
                            "version": "10.11.127",
                            "status": "affected",
                            "lessThan": "10.11.127",
                            "versionType": "semver"
                        }
                    ]
                }
            ],
            "dateAssigned": "2026-11-03T14:58:46.819Z",
            "datePublic": "2026-11-03T22:12:11.458Z",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Tanium addressed an improper certificate validation vulnerability in multiple products. Products have been updated to distrust several intermediate CA certificates associated with compromised private keys."
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "version": "3.1",
                        "baseScore": 7.4,
                        "baseSeverity": "HIGH",
                        "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N"
                    }
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-295",
                            "description": "Improper Certificate Validation",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "3938794e-25f5-4123-a1ba-5cbd7f104512",
                "shortName": "Tanium",
                "dateUpdated": "2026-11-03T22:17:22.997Z"
            },
            "references": [
                {
                    "name": "TAN-2026-092",
                    "url": "https://security.tanium.com/TAN-2026-092"
                }
            ],
            "title": "Tanium addressed an improper certificate validation vulnerability in multiple products"
        }
    }
}