{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-19386", "assignerOrgId": "54bf65a7-a193-42d2-b1ba-8e150d3c35e1", "state": "PUBLISHED", "assignerShortName": "ASUS", "dateReserved": "2026-08-10T00:26:27.227Z", "datePublished": "2026-10-07T02:05:31.759Z", "dateUpdated": "2026-10-08T03:55:53.457Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "54bf65a7-a193-42d2-b1ba-8e150d3c35e1", "shortName": "ASUS", "dateUpdated": "2026-10-07T02:05:31.759Z" }, "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-121", "description": "CWE-121: Stack-based Buffer Overflow", "type": "CWE" } ] } ], "affected": [ { "vendor": "ASUS", "product": "Router", "versions": [ { "status": "affected", "version": "3.0.0.6.102 series", "versionType": "custom" } ], "defaultStatus": "unaffected" } ], "cpeApplicability": [ { "operator": "OR", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:asus:router:3.0.0.6.102_series:*:*:*:*:*:*:*" } ] } ] } ], "descriptions": [ { "lang": "en", "value": "A stack-based buffer overflow in the ASUS router modules allows an authenticated nearby user to execute arbitrary code via a crafted configuration file upload that exceeds the expected buffer size.Refer to the ' Security Update for ASUS Router Firmware  ' section on the ASUS Security Advisory for more information.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "A stack-based buffer overflow in the ASUS router modules allows an authenticated nearby user to execute arbitrary code via a crafted configuration file upload that exceeds the expected buffer size.
Refer to the ' Security Update for ASUS Router Firmware  ' section on the ASUS Security Advisory for more information.
" } ] } ], "references": [ { "url": "https://www.asus.com/security-advisory" } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV4_0": { "attackVector": "ADJACENT", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "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": 9.3, "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H" } } ], "source": { "discovery": "UNKNOWN" }, "x_generator": { "engine": "Vulnogram 1.0.4" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-10-07T00:00:00+00:00", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-19386" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-08T03:55:53.457Z" } } ] } }