CVE-2025-66593Medium· 6.1▾ SunlitAn origin validation error vulnerability in Synology Assistant before 7.0.6-50085 allows local users to write arbitrary files with restricted content and conduct denial-of-service during installation.
▾ Sunlit zone — Low / medium · no exploitation signal
impact 33.6 · likelihood 0 · exploitation 0
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Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.09%
An origin validation error vulnerability in Synology Assistant before 7.0.6-50085 allows local users to write arbitrary files with restricted content and conduct denial-of-service during installation.
assistant < 7.0.6-50085Upgrade past the affected range:
assistant 7.0.6-50085Connected by shared product, vendor, weakness, or advisory.
CVE-2025-66592Medium· 6.1An origin validation error vulnerability in Synology Active Backup for Business Agent before 3.1.0-4967 allows local users to write arbitrary files with restricted content and conduct denial-of-service during installation.
CVE-2025-13593Medium· 6.1Origin validation error vulnerability in Synology ActiveProtect Agent before 1.1.0-0439 allows local users to write arbitrary files with restricted content and conduct denial-of-service during installation.
CVE-2025-8074Medium· 5.6Origin validation error vulnerability in BeeDrive in Synology BeeDrive for desktop before 1.4.3-13973 allows local users to write arbitrary files with non-sensitive information via unspecified vectors.
CVE-2026-4793High· 7.3An incorrect default permissions vulnerability in Synology Assistant before 7.0.7-50095 allows local users to read or write arbitrary files and conduct denial-of-service during installation.
CVE-2025-14331Medium· 6.5Same-origin policy bypass in the Request Handling component
CVE-2025-30028High· 8.6A vulnerability in Active Backup for Business allows unauthorized remote attackers to read arbitrary files.