SmarterMail Build 9735

  • Thursday, 3rd September, 2026
  • 00:00am

Build 9735

  • IMPORTANT: App Passwords were regenerated to a new security scheme. Anyone using App Passwords created prior to Build 9735 will need to enter a new App Password in order to use any 2FA-enabled account in a desktop or mobile client.
  • Added: [HA] [HUB] Force 2FA for new Cluster Administrators.
  • Added: Aliases can now be enabled or disabled.
  • Added: Auto-Clean setting for mailing list "Previously Sent Messages".
  • Added: CC: conditions for content filters.
  • Added: Import and export features for trusted domains and trusted senders for domains.
  • Added: The ability to disable a Content Filter.
  • Changed: [HA] [HUB] Webmail login customization consistency changes.
  • Changed: Calendar, tasks, contacts, and notes now show their subject when deleting.
  • Changed: Updated ClamAV to version 1.5.4.
  • Changed: Updated webmail folder alignment for folders that contain subfolders.
  • Fixed: [HA] [HUB] Aliases for split domains don't show in GAL for Contacts.
  • Fixed: [HA] [HUB] An issue where an administrator is unable to save a Whitelist entry.
  • Fixed: [HA] [HUB] Cluster Administrator grid is missing the column for IP Restrictions.
  • Fixed: [HA] [HUB] Cluster Administrators can adjust their own settings when "manage secondary administrators" is disabled.
  • Fixed: [HA] [HUB] New cluster could get the hostname from the server's network search domain instead of the DNS suffix from the setup wizard.
  • Fixed: [HA] [HUB] New System Administrator 2FA setup never enables the Next button.
  • Fixed: [HA] [HUB] Settings page is not saving File System Restrictions.
  • Fixed: [HA] [HUB] Wizard can create an unclear state for the hub.
  • Fixed: [HA] Areas where our lock logging was logging too much.
  • Fixed: [HA] Cluster Administrators are not being cleared from memory when they're deleted.
  • Fixed: [HA] Clustered hubs perform redundant leader checks that generate excessive logging.
  • Fixed: [HA] New cluster administrators are unable to manage nodes initially.
  • Fixed: [HA] When adding more than a single IP restriction for Cluster Administrators, the IP is cached.
  • Fixed: Attachment content filters always trigger if there are three or more attachments.
  • Fixed: Authentication endpoints are incorrectly returning a 'refreshToken' when no clientId is provided.
  • Fixed: Autoresponder check is not performed on the correct day in some conditions.
  • Fixed: Calendar events displaying one hour ahead in '(UTC+01:00) Amsterdam, Berlin, etc' in Outlook.
  • Fixed: Cluster status can sometimes show as Recovery when all nodes are active.
  • Fixed: Connecting via 443 without specifying server name causes SSL failure.
  • Fixed: Contact group profile pictures can't be retrieved using some clients [EWS].
  • Fixed: Content Filter "Add Text to Subject" action can execute with emails on other domains under certain conditions.
  • Fixed: EAS issue where an appointment disappears under certain conditions.
  • Fixed: EAS sync issue when email headers contain NULL characters.
  • Fixed: Email addresses in MIME messages can fail to parse properly when they have a display name that includes parentheses.
  • Fixed: HTML editor jumps to a different location in the compose window.
  • Fixed: Importing the same VCard file multiple times can show potential conflict numbers that do not match.
  • Fixed: Invalid refresh token causing Brute Force by IP IDS block.
  • Fixed: Mailing list digests never send to digest subscribers.
  • Fixed: Message scheduling uses the browser's time zone, not the user's configured time zone.
  • Fixed: Opening Calendar Appointments in rapid succession fails to load the previous appoinment.
  • Fixed: Saving a whitelisted domain doesn't actually save.
  • Fixed: Sending a Private calendar appointment via Outlook [MAPI] is not showing as Private for recipients.
  • Fixed: Sending with an account that has non-ASCII characters in the Display Name to a mailing list strips the UTF encoding in the header.
  • Fixed: SmarterMail does not trigger Rspamd learning requests.
  • Fixed: Some messages are not visible when opening and closing chats in webmail.
  • Fixed: System Administrator emails could show as spam with certain spam settings.
  • Fixed: System level setting "Sender Priority" and domain level setting "Delivery Priority" are not applied during delivery.
  • Fixed: Thunderbird desktop client [EWS] doesn't let you send messages.
  • Fixed: Users do not always see the Scheduling menu item under certain conditions.
  • Fixed: Users with Sharing enabled sometimes do not see the Sharing menu.
  • Fixed: When selecting User Statuses from the tree menu, if you use "Export to CSV" either no users are exported on only the first nine (9) are.
  • Security: An issue where attachment uploads can bypass the extension blacklist.
  • Security: An issue with the legacy SOAP API.
  • Security: An XSS issue.
  • Security: Authenticated users had elevated permissions in some instances.
  • Security: Issued a couple of path traversal fixes.
  • Security: Login failures can allow user enumeration.
  • Security: Password-reset links are not reliably expired at redemption.
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