Synology DSM Update Version 7.3.1-86003 Update 1
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Update Summary
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.
Update Details
Security
- Fixed a security vulnerability: Synology-SA-25:14.
Hints
- The update may not be shown automatically yet because rollout is regional and gradual.
- Manual update is available if you want to install this version immediately.
- Installing this update will restart the device.
Product Information
Vendor: Synology
Product: DSM
Product type: Other
Platform: Linux
Version: 7.3.1-86003 Update 1
Vendor release date: Nov 18, 2025
Original release notes: View on vendor site
Published on updatealert.io: Jun 3, 2026
Description: Operating system and management software for Synology NAS devices.