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Synology DSM 7.3.2-86009 Update 1 – safe to update?

Newer release in this line: Synology DSM 7.3.2-86009 Update 5 (2026-10-12). If you're updating now, check that one instead — it may already fix the issues reported here.

Security update: this release fixes security issues (highest CVSS 9.8). Waiting carries its own risk — if your device is exposed, weigh that against the reports below.

What's in this release

CVEs fixed

• CVE-2026-24061 CRITICAL 9.8 (named in release notes)
  telnetd in GNU Inetutils through 2.7 allows remote authentication bypass via a "-f root" value for the USER environment variable.

Community reports

• Problem Fix found - Synology Package Center not working after upgrade (package catalog endpoint changed) · Reddit · 2026-05-17

  So for anyone that is having package center issues where it shows the error message "Connection failed. Please check your network and time settings" I spent quite a bit of time troubleshooting the issue. For me, the issue started around Feb 5th, 2026 when I updated my Synology 4…

• Problem Latest version of Synology Drive Client won't see NAS · Reddit · 2026-02-26

  Just updated my Synology 932+ to DSM 7.3.2-86009 Update 1, and then updated the Drive Client Package. Started getting incompatibility errors in the client app I already had installed on my desktop, so went to Synology's download center to grab the latest. Installed it. Now it's…

• Mention Synology DS725+ RAM upgrade failed but why? · Reddit · 2026-03-13

  I’m using a DS725+ with a DX525. My DS725+ originally had two Synology D4ES04-4G RAM modules installed, and they worked perfectly fine. When I first bought the NAS, I ran the RAM test three times, and it passed every test. Since I kept running out of RAM, I bought an OWC 32GB RA…

• Mention Users can’t delete files on SFTP even with Read & Write permissions (ACL looks correct) · Reddit · 2026-03-11

  Ok problem is solved, It was because of recycledir didn't have permissions for other to write. I find that from ssh logs, server internal-sftp[18735]: recycle_mkdir.c:447 mkdir(/volume1/shared_folder/@eaDir/@recycle/file) failed. Reason: [Permission denied] drwxrwxr-x 1 root roo…

• Mention New Issue Out of Nowhere: FTP Speeds won't exceed 23mbps · Reddit · 2026-03-03

  Update 2: I'm officially an idiot. I set traffic control on a long time ago so it wouldn't saturate our 1gbps circuit. I think the user who reported this is actually having a problem of his own. This is what I get for doing troubleshooting after a 12 hour day at night. Edit 23Mi…

• Mention Unable to update Plex Media Server via Package Center · Reddit · 2026-02-12

  This seems to have been happening since a month or two, but when I try to update Plex Media Server through Package Center via Manual Install, it'll stay on the "Processing" window for a while until it outputs a generic error . I have a Synology NAS DS224+ running DSM 7.3.2-86009…

• Mention Major Issue with Synology DSM: Inaccurate SMART Reporting and Failure to Detect Failing Drive · Reddit · 2026-02-09

  Hey everyone! I wanted to share my findings about how Synology DSM works and reports disk health. To my surprise, healthy ≠ healthy. So here are my findings regarding my case with Synology. (edit) Entire point of this is that there was supposed to be notification of failing driv…

Reports are found automatically and labelled by an AI model plus keyword rules — they can be wrong. Open the post to judge for yourself.

← Synology DSM 7.2.2-72806 Update 10 · Synology DSM 7.3.2-86009 Update 2 →

Other Synology DSM versions

• 7.4.1-90080 Update 1 2026-10-12
• 7.3.2-86009 Update 5 2026-10-12
• 7.2.2-72806 Update 10 2026-10-12
• 7.2.1-69057 Update 13 2026-10-12
• 7.4.1-90080 2026-07-23
• 7.3.2-86009 Update 4 2026-06-30
• 7.2.2-72806 Update 9 2026-06-30
• 7.2.1-69057 Update 12 2026-06-30