# Synology DSM changelog > DiskStation Manager, the operating system for Synology NAS devices. - Vendor: Synology - Category: Operating Systems - Official site: https://www.synology.com/en-us/dsm - Tracked by: What's New (https://whatsnew.fyi/product/synology-dsm) - Harvested from: AI extracted - Entries below: 25 (newest first) What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog. Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'. ## Releases ### 7.3.2-86009 Update 4 - Date: 2026-07-29 - Version: 7.3.2-86009 Update 4 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.3.2-86009-update-4 Fixed security vulnerabilities ( Synology-SA-26:06). ### 7.4.1-90080 - Date: 2026-07-23 - Version: 7.4.1-90080 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.4.1-90080 - **changed** — KMIP certificate handling now requires certificates issued by a private CA, with Synology default certificates, QuickConnect certificates, and public CA certificates no longer supported for KMIP client authentication - **fixed** — USB UPS recognition after updating to DSM 7.4 - **fixed** — USB device usage on certain models after updating to DSM 7.4 - **changed** — Cache handling to enhance system stability Enhanced KMIP certificate handling to comply with updated certificate issuance policies for public certificate authorities (CAs). KMIP client authentication now requires certificates issued by a private CA. Synology default certificates, the QuickConnect certificate, and certificates issued by public CAs (e.g., Let's Encrypt, SSL.com, and Sectigo) are not supported for KMIP client authentication. For detailed configuration instructions, refer to this article. To generate self-signed certificate files for KMIP client authentication, refer to this article. Fixed an issue where a USB UPS could not be recognized after updating to DSM 7.4. Fixed an issue where USB devices could not be used on certain models after updating to DSM 7.4. Improved cache handling to enhance system stability. ### 7.2.1-69057 Update 12 - Date: 2026-06-30 - Version: 7.2.1-69057 Update 12 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.2.1-69057-update-12 Fixed security vulnerabilities ( Synology-SA-26:06). ### 7.2.2-72806 Update 9 — 7.2.2-72806 Update 9 Important Update - Date: 2026-06-30 - Version: 7.2.2-72806 Update 9 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.2.2-72806-update-9 Fixed security vulnerabilities (Synology-SA-26:06). ### 7.4-90075 - Date: 2026-06-16 - Version: 7.4-90075 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.4-90075 - **added** — Display supported SMB authentication methods when DSM joins an LDAP server to identify whether LDAP users can use NTLM, CIFS plaintext authentication, or Kerberos - **added** — Add display for GPU information in Info Center - **changed** — Enhance message clarity and error handling in the SSO client - **changed** — Improve authentication stability when DSM acts as a CAS SSO client - **fixed** — Fix an issue where signing in to DSM could result in an infinite redirect loop when it was configured as both an SSO Server and client pointing to the same server - **fixed** — Fix an issue where SAML-authenticated usernames were not shown in Log Center when DSM acting as a SAML SSO client could not match them to any local or directory user - **fixed** — Fix an issue where sign-ins could fail when usernames contain special characters - **fixed** — Fix an issue where files uploaded via NFS to WriteOnce shared folders might not be locked correctly - **fixed** — Fix an issue where an extra Kerberos integrity (krb5i) option might be incorrectly displayed in NFS permission security settings - **fixed** — Fix an issue where IEEE 802.3ad Link Aggregation might fail to be created or function properly at certain network interface speeds after updating to DSM 7.3 - **fixed** — Fix an issue where enabling IPv6 might cause the system to shut down improperly under certain circumstances - **fixed** — Fix an issue where external network access might still be available after all gateways were deleted - **fixed** — Fix an issue where licenses might be missing on Virtual DSM after system restart - **fixed** — Fix an issue where Synology Drive Admin Console might not function properly after installing or updating to DSM 7.3 - **fixed** — Fix an issue where DSM updates might be incorrectly blocked by a false insufficient-space precheck - **fixed** — Fix an issue where Package Center might not be able to connect to Synology servers in IPv6 network environments - **fixed** — Fix an issue where system logs could not be attached to support tickets in Support Center - **security** — Fix security vulnerability regarding Ghostscript (CVE-2023-43115) - **security** — Fix multiple security vulnerabilities When DSM joins an LDAP server, it now displays the supported SMB authentication methods, allowing you to identify whether LDAP users can use NTLM, CIFS plaintext authentication, or Kerberos. Added display for GPU information in Info Center. Enhanced message clarity and error handling in the SSO client. Improved authentication stability when DSM acts as a CAS SSO client. Fixed an issue where signing in to DSM could result in an infinite redirect loop when it was configured as both an SSO Server and client pointing to the same server. Fixed an issue where SAML-authenticated usernames were not shown in Log Center when DSM, acting as a SAML SSO client, could not match them to any local or directory user. Fixed an issue where sign-ins could fail when usernames contain special characters. Fixed an issue where files uploaded via NFS to WriteOnce shared folders might not be locked correctly. Fixed an issue where an extra Kerberos integrity (krb5i) option might be incorrectly displayed in NFS permission security settings. Fixed an issue where IEEE 802.3ad Link Aggregation might fail to be created or function properly at certain network interface speeds after updating to DSM 7.3. Fixed an issue where enabling IPv6 might cause the system to shut down improperly under certain circumstances. Fixed an issue where external network access might still be available after all gateways were deleted. Fixed an issue where licenses might be missing on Virtual DSM after system restart. Fixed an issue where Synology Drive Admin Console might not function properly after installing or updating to DSM 7.3. Fixed an issue where DSM updates might be incorrectly blocked by a false insufficient-space precheck. Fixed an issue where Package Center might not be able to connect to Synology servers in IPv6 network environments. Fixed an issue where system logs could not be attached to support tickets in Support Center. Fixed security vulnerabilities regarding Ghostscript (CVE-2023-43115). Fixed multiple security vulnerabilities. ### 7.2.1-69057 Update 11 - Date: 2026-03-19 - Version: 7.2.1-69057 Update 11 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.2.1-69057-update-11 - **security** — Fixed a security vulnerability regarding Telnetd (CVE-2026-32746) Fixed a security vulnerability regarding Telnetd (CVE-2026-32746)( Synology-SA-26:03). ### 7.3.2-86009 Update 3 - Date: 2026-03-19 - Version: 7.3.2-86009 Update 3 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.3.2-86009-update-3 - **security** — Fixed a security vulnerability regarding Telnetd (CVE-2026-32746) Fixed a security vulnerability regarding Telnetd (CVE-2026-32746)( Synology-SA-26:03). ### 7.2.2-72806 Update 8 — 7.2.2-72806 Update 8 Important Update - Date: 2026-03-19 - Version: 7.2.2-72806 Update 8 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.2.2-72806-update-8 - **security** — Fix security vulnerability regarding Telnetd (CVE-2026-32746) Fixed a security vulnerability regarding Telnetd (CVE-2026-32746)(Synology-SA-26:03). ### 7.2.1-69057 Update 10 - Date: 2026-03-16 - Version: 7.2.1-69057 Update 10 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.2.1-69057-update-10 Fixed multiple security vulnerabilities. ### 7.2.2-72806 Update 7 — 7.2.2-72806 Update 7 Important Update - Date: 2026-03-16 - Version: 7.2.2-72806 Update 7 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.2.2-72806-update-7 Fixed multiple security vulnerabilities. ### 7.3.2-86009 Update 2 - Date: 2026-03-16 - Version: 7.3.2-86009 Update 2 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.3.2-86009-update-2 Fixed multiple security vulnerabilities. ### 7.3.2-86009 Update 1 - Date: 2026-02-10 - Version: 7.3.2-86009 Update 1 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.3.2-86009-update-1 Fixed a security vulnerability regarding telnetd (CVE-2026-24061). ### 7.2.1-69057 Update 9 - Date: 2026-01-30 - Version: 7.2.1-69057 Update 9 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.2.1-69057-update-9 Fixed a security vulnerability regarding telnetd (CVE-2026-24061). ### 7.2.2-72806 Update 6 — 7.2.2-72806 Update 6 Important Update - Date: 2026-01-29 - Version: 7.2.2-72806 Update 6 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.2.2-72806-update-6 Fixed a security vulnerability regarding telnetd (CVE-2026-24061). ### 7.3.2-86009 - Date: 2025-12-02 - Version: 7.3.2-86009 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.3.2-86009 - **fixed** — Backup files containing encrypted volumes might not function properly when restored to DSM 7.3 - **fixed** — Users might be required to re-enter their license keys after updating to DSM 7.3 when migrating a system or operating in an SHA-enabled environment - **fixed** — Users could not authenticate using Approve sign-in or FIDO2-compliant hardware security keys before authorization in OAuth Service - **fixed** — Users might fail to authenticate when configuring SSO clients to use C2 Identity as the identity provider with the SAML protocol - **fixed** — DSM might fail to send files from File Station as attachments when accounts were configured through Outlook - **fixed** — Notification profiles might be incorrect when restoring from configuration backup files - **fixed** — Certain UPnP renderers could not play MP3 files after updating to DSM 7.3 - **security** — Security vulnerability fixed Fixed an issue where backup files containing encrypted volumes might not function properly when restored to DSM 7.3. Fixed an issue where users might be required to re-enter their license keys after updating to DSM 7.3 when migrating a system or operating in an SHA-enabled environment. Fixed an issue where users could not authenticate using Approve sign-in or FIDO2-compliant hardware security keys before authorization in OAuth Service. Fixed an issue where users might fail to authenticate when configuring SSO clients to use C2 Identity as the identity provider with the SAML protocol. Fixed an issue where DSM might fail to send files from File Station as attachments when accounts were configured through Outlook. Fixed an issue where notification profiles might be incorrect when restoring from configuration backup files. Fixed an issue that prevented certain UPnP renderers from playing MP3 files after updating to DSM 7.3. Fixed a security vulnerability. ### 7.2.2-72806 Update 5 — 7.2.2-72806 Update 5 Important Update - Date: 2025-11-18 - Version: 7.2.2-72806 Update 5 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.2.2-72806-update-5 ### 7.3.1-86003 Update 1 — 7.3.1-86003 Update 1 Important Update - Date: 2025-11-18 - Version: 7.3.1-86003 Update 1 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.3.1-86003-update-1 Fixed a security vulnerabilities (Synology-SA-25:14). ### 7.3.1-86003 - Date: 2025-10-28 - Version: 7.3.1-86003 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.3.1-86003 - **fixed** — LED brightness adjustment function might stop working on certain models - **fixed** — Connected external devices might not appear when selecting files or folders - **fixed** — External storage devices might trigger false alerts - **fixed** — UPS connected via USB might fail to function after a system update Fixed an issue where the LED brightness adjustment function might stop working on certain models. Fixed an issue where connected external devices might not appear when selecting files or folders. Fixed an issue where external storage devices might trigger false alerts. Fixed an issue where a UPS connected via USB might fail to function after a system update. ### 7.3-81180 - Date: 2025-10-08 - Version: 7.3-81180 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.3-81180 - **added** — Option to postpone important DSM auto-updates for up to 28 days after the first notification - **added** — Support for Synology Tiering and Synology Tiering Vault - **added** — Native exFAT support for external devices, allowing seamless access without additional packages - **removed** — exFAT Access package has been discontinued - **added** — Support for backing up and restoring the Verify server certificate setting in LDAP directory service - **added** — Support for selecting organizational units (OUs) to synchronize when joining a domain - **added** — Option to automatically lock encrypted storage entities during a manual reset (Mode 1) - **added** — Support for sending OTP emergency recovery codes by email if users cannot receive their OTP during 2-factor authentication for OS login - **fixed** — Issue where DSM configuration backups or Hyper Backup could fail while Shared Folder Sync tasks were running - **fixed** — Issue where residual snapshots from previous backup tasks might cause entire system backups in Active Backup for Business or Hyper Backup to fail - **fixed** — Issue where Snapshot Replication tasks might fail due to unexpected errors - **security** — Security vulnerability regarding curl (CVE-2023-38545) - **security** — Security vulnerability regarding AppleTalk (CVE-2023-51781) - **security** — Security vulnerability regarding krb5 (CVE-2024-37371) - **security** — Security vulnerability regarding PostgreSQL (CVE-2025-1094) - **security** — Multiple security vulnerabilities (CVE-2024-12085, CVE-2020-22218, CVE-2024-24806, and CVE-2023-37920) Added an option to postpone important DSM auto-updates for up to 28 days after the first notification. Added support for Synology Tiering and Synology Tiering Vault. Added native exFAT support for external devices, allowing seamless access without additional packages. The exFAT Access package has been discontinued. Added support for backing up and restoring the "Verify server certificate" setting in LDAP directory service. Restoring this setting requires both the export and import systems to run DSM 7.3 or above. Added support for selecting organizational units (OUs) to synchronize when joining a domain. In this version, if you need to modify the OU synchronization list after joining the domain, you must leave and rejoin the domain. Added an option to automatically lock encrypted storage entities during a manual reset (Mode 1). After the reset, the key vault is erased and disabled, and encrypted volumes and shared folders are locked to prevent unauthorized access. This option is set to disabled by default. Added support for sending OTP emergency recovery codes by email if users cannot receive their OTP during 2-factor authentication for OS login. Fixed an issue where DSM configuration backups or Hyper Backup could fail while Shared Folder Sync tasks were running. Fixed an issue where residual snapshots from previous backup tasks might cause entire system backups in Active Backup for Business or Hyper Backup to fail. Fixed an issue where Snapshot Replication tasks might fail due to unexpected errors. Fixed a security vulnerability regarding curl (CVE-2023-38545). Fixed a security vulnerability regarding AppleTalk (CVE-2023-51781). Fixed a security vulnerability regarding krb5 (CVE-2024-37371). Fixed a security vulnerability regarding PostgreSQL (CVE-2025-1094). Fixed multiple security vulnerabilities (CVE-2024-12085, CVE-2020-22218, CVE-2024-24806, and CVE-2023-37920). ### 7.1.1-42962 Update 9 - Date: 2025-08-05 - Version: 7.1.1-42962 Update 9 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.1.1-42962-update-9 - **security** — Fixed a security vulnerability regarding SDK library (CVE-2025-8024) - **security** — Fixed multiple security vulnerabilities Fixed a security vulnerability regarding SDK library (CVE-2025-8024). Fixed multiple security vulnerabilities. ### 7.2.2-72806 Update 4 - Date: 2025-07-24 - Version: 7.2.2-72806 Update 4 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.2.2-72806-update-4 Fixed multiple security vulnerabilities. ### 7.2.1-69057 Update 8 - Date: 2025-07-24 - Version: 7.2.1-69057 Update 8 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.2.1-69057-update-8 - **security** — Fixed a security vulnerability regarding SDK library (CVE-2025-8024) - **security** — Fixed multiple security vulnerabilities Fixed a security vulnerability regarding SDK library (CVE-2025-8024). Fixed multiple security vulnerabilities. ### 7.1.1-42962 Update 8 - Date: 2025-02-20 - Version: 7.1.1-42962 Update 8 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.1.1-42962-update-8 - **added** — Support for verifying LDAP server certificates when joining a directory - **fixed** — An issue where the system might display the incorrect status in email notification settings - **fixed** — An issue where certain packages failed to display after installation - **security** — A security vulnerability (Synology-SA-25:03) Added support for verifying LDAP server certificates when joining a directory. The following limitations apply: Certificate verification for C2 Identity Edge Server is not supported. This configuration cannot be backed up in DSM system configuration backup or Hyper Backup Entire System Backup. Fixed an issue where the system might display the incorrect status in email notification settings. Fixed an issue where certain packages failed to display after installation. Fixed a security vulnerabilities ( Synology-SA-25:03). ### 7.2.1-69057 Update 7 - Date: 2025-02-18 - Version: 7.2.1-69057 Update 7 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.2.1-69057-update-7 - **added** — Support for verifying LDAP server certificates when joining a directory - **security** — Fixed a security vulnerability (Synology-SA-25:03) Added support for verifying LDAP server certificates when joining a directory. The following limitations apply: Certificate verification for C2 Identity Edge Server is not supported. This configuration cannot be backed up in DSM system configuration backup or Hyper Backup Entire System Backup. Fixed a security vulnerabilities (Synology-SA-25:03). ### 7.2.2-72806 Update 3 - Date: 2025-02-13 - Version: 7.2.2-72806 Update 3 - Original notes: https://www.synology.com/en-us/releaseNote/DSM - Permalink: https://whatsnew.fyi/product/synology-dsm/releases/7.2.2-72806-update-3 - **added** — Support for verifying LDAP server certificates when joining a directory - **added** — Support for Synology Office Suite APIs with RESTful API and Webhook capabilities for secure integrations and automated workflows - **fixed** — Security vulnerability Synology-SA-25:01 - **fixed** — Security vulnerability Synology-SA-25:03 Added support for verifying LDAP server certificates when joining a directory. The following limitations apply: Certificate verification for C2 Identity Edge Server is not supported. This configuration cannot be backed up in DSM system configuration backup or Hyper Backup Entire System Backup. Added support for Synology Office Suite APIs, encompassing Synology Drive, Office (Spreadsheet), MailPlus, and Calendar. With RESTful API and Webhook capabilities, you can enable secure integrations and automate workflows. Ensure the following package versions are updated to access these features: Synology Drive Server 3.5.2 Synology MailPlus 3.3.1 Synology Calendar 2.5.3 Fixed a security vulnerabilities ( Synology-SA-25:01). Fixed a security vulnerabilities ( Synology-SA-25:03).