CVE-2026-4793

HIGH CVSS 3.1: 7.3 EPSS 0.13%
Updated Aug 03, 2026
Synology
Parameter Value
CVSS 7.3 (HIGH)
Affected Versions before 7.0.7
Type CWE-276
Vendor Synology
Public PoC No

An 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.

Attack Parameters

Attack Vector
Local
Requires local access
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
Required
User action required

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Weakness Type (CWE)