{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2026-106552","sourceIdentifier":"cve@mitre.org","published":"2026-10-06T21:17:18.917","lastModified":"2026-10-13T15:26:59.587","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"In sftp in OpenSSH before 10.6, a server can trigger directory traversal (causing files to be written to unintended locations) during a recursive copy operation."}],"affected":[{"source":"cve@mitre.org","affectedData":[{"vendor":"OpenBSD","product":"OpenSSH","defaultStatus":"unaffected","versions":[{"version":"0","lessThan":"10.6","versionType":"custom","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"cve@mitre.org","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L","baseScore":4.2,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"LOW"},"exploitabilityScore":1.6,"impactScore":2.5},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-10-07T21:11:55.723070Z","id":"CVE-2026-106552","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"cve@mitre.org","type":"Secondary","description":[{"lang":"en","value":"CWE-23"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*","versionEndExcluding":"10.6","matchCriteriaId":"09209468-5A53-45C0-8698-8C668E53EBEA"}]}]}],"references":[{"url":"https://www.openssh.org/releasenotes.html#10.6","source":"cve@mitre.org","tags":["Release Notes"]}]}}