SB2026081737 - Incorrect default permissions in Synology Assistant
Published: August 17, 2026
Security Bulletin ID
SB2026081737
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Incorrect default permissions (CVE-ID: CVE-2026-4793)
CWE-ID: CWE-276 - Incorrect Default Permissions
CVSSv4: 5.4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local user to execute arbitrary code on the system.
The vulnerability exists due to incorrect default permissions. A local user can execute arbitrary code on the target system.
Remediation
Install update from vendor's website.