CVE-2026-13635
MediumCVSS 5.3Summary
An improper encoding or escaping of output vulnerability in the Auth API in Synology DiskStation Manager (DSM) before 7.2.1-69057-12, 7.2.2-72806-9, 7.3.2-86009-4 and 7.4-90075 allows remote attackers to obtain non-sensitive information.
Risk Assessment
A remote attacker can obtain non-sensitive information about the system, aiding reconnaissance for further attacks. The leak may expose configuration or metadata that facilitates escalation.
Recommendation
Update Synology DSM to version 7.2.1-69057-12, 7.2.2-72806-9, 7.3.2-86009-4, 7.4-90075 or later. Restrict access to the DSM management interface to trusted networks.
Other vulnerabilities in Synology DiskStation Manager (DSM)
See all- CVE-2026-13623Medium
An improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability in the Theme API in Synology DiskStation Manager (DSM) before 7.2.1-69057-12, 7.2.2-72806-9, 7.3.2-86009-4 and 7.4-90075 allows remote authenticated users with administrator privileges to read or write limited files.
- CVE-2017-15889High
A command injection vulnerability in smart.cgi in Synology DiskStation Manager (DSM) before version 5.2-5967-5 allows remote authenticated users to execute arbitrary commands via the disk field.
- CVE-2026-13684Critical
An improper encoding or escaping of output vulnerability in SCGI in Synology DiskStation Manager (DSM) before 7.2.1-69057-12, 7.2.2-72806-9, 7.3.2-86009-4 and 7.4-90075 allows remote attackers to read or write arbitrary files and conduct denial-of-service attacks.
- CVE-2026-13639Critical
An insufficient entropy vulnerability in login logic in Synology DiskStation Manager (DSM) before 7.2.1-69057-12, 7.2.2-72806-9, 7.3.2-86009-4 and 7.4-90075 allows remote attackers to read or write arbitrary files and conduct denial-of-service attacks.
Original NVD description (English source)
An improper encoding or escaping of output vulnerability in Auth API in Synology DiskStation Manager (DSM) before 7.2.1-69057-12, 7.2.2-72806-9, 7.3.2-86009-4 and 7.4-90075 allows remote attackers to obtain non-sensitive information.