CVE-2026-18348

{"id": "CVE-2026-18348", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-18348", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-11T14:21:58.567744Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "cve@rapid7.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 4.1, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 2.3}]}, "affected": [{"source": "cve@rapid7.com", "affectedData": [{"repo": "https://github.com/Velocidex/velociraptor/", "vendor": "Rapid7", "product": "Velociraptor", "versions": [{"status": "affected", "version": "0", "lessThan": "0.77.2", "versionType": "semver"}], "platforms": ["Linux"], "packageName": "Velociraptor", "defaultStatus": "unaffected"}]}], "published": "2026-08-11T06:17:13.287", "references": [{"url": "http://docs.velociraptor.app/announcements/advisories/cve-2026-18348/", "source": "cve@rapid7.com"}, {"url": "https://github.com/Velocidex/velociraptor/commit/48824fb51a2bdba832abc281e719ecbed74736df", "source": "cve@rapid7.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "cve@rapid7.com", "description": [{"lang": "en", "value": "CWE-863"}]}], "descriptions": [{"lang": "en", "value": "Missing authorization check in the upload_azure, upload_sftp, and upload_smb VQL plugins allows an authenticated analyst-role user can initiate attacker-controlled outbound network connections from the Velociraptor server, bypassing the NETWORK ACL permission boundary. This enables internal network reconnaissance via port oracle and potential data exfiltration to external endpoints."}], "lastModified": "2026-08-28T21:17:10.720", "sourceIdentifier": "cve@rapid7.com"}