{"id":"CVE-2026-39997","title":"A missing authentication for critical function vulnerability has been reported to affect HybridDesk Station","summary":"A missing authentication for critical function vulnerability has been reported to affect HybridDesk Station. If exploited, the vulnerability could allow remote attackers to gain access to the system.\n\nWe have already fixed the vulnerabil…","severity":"high","cvss":8.9,"cvssVector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","cwe":["CWE-306"],"vendor":"QNAP Systems Inc.","product":"HybridDesk Station","affected":["hybriddesk_station >= 4.2.x < 4.2.22"],"published":"2026-10-15","updated":"2026-10-15","sourceUpdated":"2026-10-15T10:17:14.197","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-39997","references":[{"url":"https://www.qnap.com/en/app-release-notes?keyword=HybridDesk%20Station&app=HD_Station&product-line=nas","label":"security@qnapsecurity.com.tw"}],"tags":["nvd","cve.org"],"cvssSource":"cna","ingestedAt":"2026-10-15T09:59:33.285Z","slug":"CVE-2026-39997","body":"## Overview\n\nA missing authentication for critical function vulnerability has been reported to affect HybridDesk Station. If exploited, the vulnerability could allow remote attackers to gain access to the system.\n\nWe have already fixed the vulnerability in the following version:\nHybridDesk Station 4.2.22 and later\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":49,"depthScoreParts":{"impact":49,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}