{"apiVersion":"1.0","identifier":"CVE-2026-48798","description":"SSH.NET is a Secure Shell (SSH) library for .NET. In 2025.1.0 and earlier, ScpClient.Download(string directoryName, DirectoryInfo directoryInfo) trusts file and directory names returned by a remote SCP server and combines them with the requested local directory without containment validation, allowing a malicious, compromised, or man-in-the-middle server to use ../ sequences or absolute paths to create or overwrite files anywhere writable by the client process. This issue is fixed in version 2026.0.0.","publishedAt":"2026-08-18T15:16:54","lastModifiedAt":"2026-08-18T16:17:11","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-48798","cvssScore":7.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L","epssProbability":0.0038,"riskScore":0.73,"affectedProduct":"SSH.NET","affectedVersions":"<=2025.1.0","vulnerabilityType":"Library","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-48798","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-48798","en":"https://www.redsauce.net/en/cves/CVE-2026-48798","fr":"https://www.redsauce.net/fr/cves/CVE-2026-48798","pt":"https://www.redsauce.net/pt/cves/CVE-2026-48798","de":"https://www.redsauce.net/de/cves/CVE-2026-48798","sk":"https://www.redsauce.net/sk/cves/CVE-2026-48798","el":"https://www.redsauce.net/el/cves/CVE-2026-48798"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-48798"}}