Synology DSM Updates

Linux

Here you will find all software, firmware, and hardware updates from Synology DSM.

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New Release every
36 days
Critical fixes
8
Security-related releases
89%

Risk factor
A total of 9 updates have been released for DSM.

Smooth installs %
Minor issues %
Major issues %

Updates

Last updated: Jul 23, 2026

DSM 7.4.1-90080 updates KMIP client authentication to require private CA certificates and includes USB UPS and USB device fixes after DSM 7.4. SnapshotReplication may be auto-updated or require a compatible manual update.

Security update Synology DSM
Jul 23, 2026
7.4.1-90080
Security update Synology DSM
Jul 23, 2026
7.4.1-90080

DSM 7.4-90075 (2026-06-16) adds LDAP SMB authentication visibility, GPU info in Info Center, and improved KMIP certificate handling. It also fixes SSO, NFS, networking, update, and Package Center issues, and includes security fixes for Ghostscript CVE-2023-43115 and other vulnerabilities.

Security update Synology DSM
Jun 16, 2026
7.4-90075
Security update Synology DSM
Jun 16, 2026
7.4-90075

Synology DSM 7.3.2-86009 Update 3 (2026-03-19) fixes a security vulnerability in Telnetd, identified as CVE-2026-32746 and Synology-SA-26:03. This update requires a device restart and may not yet be available in all regions.

Security update Synology DSM
Mar 19, 2026
7.3.2-86009 Update 3
Security update Synology DSM
Mar 19, 2026
7.3.2-86009 Update 3

Synology DSM 7.3.2-86009 Update 2 (2026-03-16) fixes multiple security vulnerabilities. The update may need to be installed manually, may not yet be available in all regions, and requires a device restart.

Security update Synology DSM
Mar 16, 2026
7.3.2-86009 Update 2
Security update Synology DSM
Mar 16, 2026
7.3.2-86009 Update 2

Version 7.3.2-86009 Update 1 fixes a security vulnerability in telnetd (CVE-2026-24061). The update restarts the device and may be rolled out to regions gradually.

Security update Synology DSM
Feb 10, 2026
7.3.2-86009 Update 1
Security update Synology DSM
Feb 10, 2026
7.3.2-86009 Update 1

DSM 7.3.2-86009 (2025-12-02) fixes backup restore, licensing, authentication, File Station, notification, and UPnP playback issues. It also includes a security vulnerability fix and is being released in a staged rollout.

Security update Synology DSM
Dec 2, 2025
7.3.2-86009
Security update Synology DSM
Dec 2, 2025
7.3.2-86009

Synology DSM 7.3.1-86003 Update 1 (2025-11-18) fixes a security vulnerability, referenced as Synology-SA-25:14. The update restarts the device and may be offered gradually by region.

Security update Synology DSM
Nov 18, 2025
7.3.1-86003 Update 1
Security update Synology DSM
Nov 18, 2025
7.3.1-86003 Update 1

DSM 7.3.1-86003 (2025-10-28) adds quality fixes and requires a restart. After installing, you cannot downgrade to a previous DSM version, and Replication Service may be updated automatically or require a compatible manual update.

Synology DSM
Oct 28, 2025
7.3.1-86003
Synology DSM
Oct 28, 2025
7.3.1-86003

DSM 7.3-81180 (2025-10-08) adds auto-update postponement, Synology Tiering support, native exFAT support, and new LDAP/domain options. It also fixes backup, Snapshot Replication, and multiple security vulnerabilities.

Security update Synology DSM
Oct 8, 2025
7.3-81180
Security update Synology DSM
Oct 8, 2025
7.3-81180