CVE-2026-13673

Summary

This vulnerability allows remote authenticated users to read or write arbitrary files and conduct denial-of-service attacks due to incorrect permission assignment in the LDAP API of Synology DiskStation Manager versions before 7.2.1-69057-12, 7.2.2-72806-9, 7.3.2-86009-4, and 7.4-90075.

Exploitability

Exploitation requires a remote authenticated user and is relatively straightforward given the permissions issue.

Blast radius

If exploited, this vulnerability could lead to data loss, unauthorized data modification, and denial-of-service conditions for Synology DiskStation Manager users.

Detection

No reliable host or network indicator is derivable from the published description.

Prioritized remediation

Upgrade to Synology DiskStation Manager 7.2.1-69057-12 or later, 7.2.2-72806-9 or later, 7.3.2-86009-4 or later, or 7.4-90075 or later.

Analysis generated locally by qwen2.5:7b-instruct (no data left the box). AI-assisted — verify against primary sources before acting.