{"id":"CVE-2026-40535","title":"An improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Desktop API in Synology DiskStation Manager (DSM) before 7.2.1-69057-10, 7.2.2-72806-7 and 7.3.2-86009-2 allows remote attackers to write …","summary":"An improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Desktop API in Synology DiskStation Manager (DSM) before 7.2.1-69057-10, 7.2.2-72806-7 and 7.3.2-86009-2 allows remote attackers to write …","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L","cwe":["CWE-22"],"vendor":"Synology","product":"DiskStation Manager (DSM)","affected":["diskstation_manager_dsm >= 7.3 < 7.3.2-86009-2","diskstation_manager_dsm >= 7.2.2 < 7.2.2-72806-7","diskstation_manager_dsm >= 7.2.1 < 7.2.1-69057-10"],"published":"2026-09-18","updated":"2026-09-18","sourceUpdated":"2026-09-18T19:07:38.320","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-40535","references":[{"url":"https://www.synology.com/en-global/security/advisory/Synology_SA_26_06","label":"security@synology.com"}],"tags":["nvd","cve.org"],"epss":0.00434,"epssPercentile":0.3705,"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-09-18T10:43:06.082634Z"},"ingestedAt":"2026-09-18T08:38:04.109Z","slug":"CVE-2026-40535","body":"## Overview\n\nAn improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Desktop API in Synology DiskStation Manager (DSM) before 7.2.1-69057-10, 7.2.2-72806-7 and 7.3.2-86009-2 allows remote attackers to write limited files and conduct limited denial-of-service attacks.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}