{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-64879", "assignerOrgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be", "state": "PUBLISHED", "assignerShortName": "tenable", "dateReserved": "2026-07-20T19:19:24.798Z", "datePublished": "2026-07-21T19:54:06.008Z", "dateUpdated": "2026-07-24T03:55:54.833Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be", "shortName": "tenable", "dateUpdated": "2026-07-21T19:54:06.008Z" }, "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": "Security Center", "platforms": [ "Linux" ], "versions": [ { "status": "unaffected", "version": "0", "lessThan": "6.8.0", "changes": [ { "at": "Patch SC202607.1", "status": "unaffected" } ], "versionType": "semver" } ], "defaultStatus": "affected" } ], "descriptions": [ { "lang": "en", "value": "A filename supplied during file upload is not properly sanitized before being used in system command execution, allowing an attacker to inject shell metacharacters and achieve command injection via the audit file upload functionality.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "A filename supplied during file upload is not properly sanitized before being used in system command execution, allowing an attacker to inject shell metacharacters and achieve command injection via the audit file upload functionality." } ] } ], "references": [ { "url": "https://www.tenable.com/security/tns-2026-19" } ], "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": "Tenable has released Security Center Patch SC202607.1 to address these issues. The installation files can be obtained from the Tenable Downloads Portal:  https://www.tenable.com/downloads/security-center", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "Tenable has released Security Center Patch SC202607.1 to address these issues. The installation files can be obtained from the Tenable Downloads Portal: https://www.tenable.com/downloads/security-center" } ] } ], "x_generator": { "engine": "Vulnogram 1.0.4" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-07-23T00:00:00+00:00", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-64879" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-24T03:55:54.833Z" } } ] } }