{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-106126", "assignerOrgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be", "state": "PUBLISHED", "assignerShortName": "tenable", "dateReserved": "2026-10-06T15:41:52.906Z", "datePublished": "2026-10-08T19:47:35.912Z", "dateUpdated": "2026-10-08T20:14:59.908Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be", "shortName": "tenable", "dateUpdated": "2026-10-08T19:47:35.912Z" }, "title": "Command Injection", "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-78", "description": "CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection')", "type": "CWE" } ] } ], "affected": [ { "vendor": "Tenable, Inc.", "product": "Tenable Identity Exposure (SaaS)", "platforms": [ "Windows" ], "versions": [ { "status": "affected", "version": "0", "lessThan": "3.126.0", "versionType": "semver" } ], "defaultStatus": "affected" } ], "descriptions": [ { "lang": "en", "value": "A command injection vulnerability in the Active Directory Events Listener of Tenable Identity Exposure (SaaS) allows an authenticated, low-privileged attacker to execute arbitrary commands as SYSTEM on the PDCe.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "A command injection vulnerability in the Active Directory Events Listener of Tenable Identity Exposure (SaaS) allows an authenticated, low-privileged attacker to execute arbitrary commands as SYSTEM on the PDCe." } ] } ], "references": [ { "url": "https://www.tenable.com/security/tns-2026-27" } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV3_1": { "version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "CRITICAL", "baseScore": 9.9, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H" } }, { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV4_0": { "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "HIGH", "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": 9.4, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H" } } ], "solutions": [ { "lang": "en", "value": "To fully resolve this issue, existing installations must run Register-TenableIOA.ps1 -Uninstall and reinstall the listener after upgrading. Please see the full release notes for additional instructions. ( https://docs.tenable.com/identity-exposure.htm )", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "To fully resolve this issue, existing installations must run Register-TenableIOA.ps1 -Uninstall and reinstall the listener after upgrading. Please see the full release notes for additional instructions. (https://docs.tenable.com/identity-exposure.htm)" } ] } ], "credits": [ { "lang": "en", "value": "Takumi Ito", "type": "finder" } ], "x_generator": { "engine": "Vulnogram 1.0.5" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-10-08T20:14:50.276958Z", "id": "CVE-2026-106126", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-08T20:14:59.908Z" } } ] } }