{"id":"CVE-2026-13623","title":"An improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability in Theme API in Synology DiskStation Manager (DSM) before 7.2.1-69057-12, 7.2.2-72806-9, 7.3.2-86009-4 and 7.4-90075 allows remote auth…","summary":"An improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability in Theme API in Synology DiskStation Manager (DSM) before 7.2.1-69057-12, 7.2.2-72806-9, 7.3.2-86009-4 and 7.4-90075 allows remote auth…","severity":"medium","cvss":4.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","cwe":["CWE-79"],"vendor":"Synology","product":"DiskStation Manager (DSM)","affected":["diskstation_manager_dsm >= 7.4 < 7.4-90075","diskstation_manager_dsm >= 7.3.2 < 7.3.2-86009-4","diskstation_manager_dsm >= 7.2.2 < 7.2.2-72806-9","diskstation_manager_dsm >= 7.2.1 < 7.2.1-69057-12"],"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-2026-13623","references":[{"url":"https://www.synology.com/en-global/security/advisory/Synology_SA_26_13","label":"security@synology.com"}],"tags":["nvd","cve.org"],"epss":0.00249,"epssPercentile":0.14458,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-18T11:25:43.969447Z"},"ingestedAt":"2026-09-18T08:38:04.114Z","slug":"CVE-2026-13623","body":"## Overview\n\nAn improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability in Theme API in Synology DiskStation Manager (DSM) before 7.2.1-69057-12, 7.2.2-72806-9, 7.3.2-86009-4 and 7.4-90075 allows remote authenticated users with administrator privileges to read or write limited files.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":26,"depthScoreParts":{"impact":26.4,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}