CVE-2026-4793
Received Received - Intake

Incorrect Default Permissions in Synology Assistant

Publication date: 2026-08-03

Last updated on: 2026-08-03

Assigner: Synology Inc.

Description
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.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published
2026-08-03
Last Modified
2026-08-03
Generated
2026-08-03
AI Q&A
2026-08-03
EPSS Evaluated
N/A
NVD
CVE-2026-4793
EUVD
EUVD-2026-52187

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
synology synology_assistant 7.0.7-50095

Helpful Resources

Exploitability

CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-276 During installation, installed file permissions are set to allow anyone to modify those files.

Attack-Flow Graph

AI Quick Actions

Instant insights powered by AI
Executive Summary

This vulnerability is an incorrect default permissions issue in Synology Assistant before version 7.0.7-50095. It allows local users to read or write arbitrary files and perform denial-of-service attacks during installation.

Impact Analysis

An attacker with local access could exploit this to read sensitive files, modify system files, or crash the installation process, potentially leading to data breaches or system instability.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, violating GDPR's data protection requirements or HIPAA's security rules for protected health information.

Mitigation Strategies

Update Synology Assistant to version 7.0.7-50095 or later to fix the incorrect default permissions issue.

Chat Assistant

Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-4793. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70

EPSS Chart