Issues

• Composer sidebar shows "No data for this contact" for contact group recipients, so a working group looks empty

  nextcloud/mail#13864 · Filter by author blazejjanus opened on Oct 14, 2026

• Microsoft OAuth accounts stop syncing after 90 days: refresh() discards the rotated refresh token

  0. to triagebug
  Bug

  nextcloud/mail#13852 · Filter by author scot-x opened on Oct 13, 2026

• Priority inbox: a section stays empty on first open (locked initial sync)

  2. developingbug
  Bug

  nextcloud/mail#13846 · Filter by author stiller opened on Oct 13, 2026
  1

• JMAP fails on folders above 500 messages

  1. to developbug
  Bug

  nextcloud/mail#13844 · Filter by author stiller opened on Oct 12, 2026
  3

  

• [Feature]: Need a close preview button/option in mail view

  1. to developenhancement
  nextcloud/mail#13841 · Filter by author shujanislam opened on Oct 9, 2026
  3

• Fetching avatars results in gateway timeouts (with Q&D fix)

  1. to developbug
  Bug

  nextcloud/mail#13834 · Filter by author mrAceT opened on Oct 9, 2026
  3

• Jump to folder when saving an attachment

  1. to developenhancement
  Enhancement

  nextcloud/mail#13828 · Filter by author kovacsarona opened on Oct 8, 2026
  1

• feat: allow copying messages to another folder (for shared IMAP mailboxes)

  1. to developenhancementfeature parity
  nextcloud/mail#13822 · Filter by author SoleroTG opened on Oct 8, 2026
  1

• Background inbox sync re-sends and re-renders every loaded message every 30 s, freezing the tab with several accounts

  1. to developenhancementperformance 🚀
  nextcloud/mail#13809 · Filter by author ifedan-ed opened on Oct 6, 2026
  1

• Provision aliases for provisioned accounts from the user's additional email addresses, instead of only from LDAP

  1. to developenhancement
  Enhancement

  nextcloud/mail#13808 · Filter by author mrtxmrtx opened on Oct 5, 2026
  2

• Provisioned accounts never auto-refresh the INBOX for passwordless (OIDC/SAML) sessions, even with a master password configured

  1. to developbuggood first issue
  Bug

  nextcloud/mail#13807 · Filter by author mrtxmrtx opened on Oct 5, 2026
  5

• Vue 3 regression list

  1. to developblockedregression
  Overview

  nextcloud/mail#13799 · Filter by author hamza221 opened on Oct 2, 2026
  

• Nextcloud Mail – Manual frontend QA checklist

  1. to developAI assisted
  Overview

  nextcloud/mail#13797 · Filter by author hamza221 opened on Oct 2, 2026
  

• \NoSelect shared-mailbox parent breaks quota check and likely causes infinite loading spinner

  1. to developbug
  nextcloud/mail#13792 · Filter by author bwyard opened on Oct 1, 2026
  1

• Adding a link or editing it removed it once sent

  1. to developbug
  Bug

  nextcloud/mail#13788 · Filter by author JbIPS opened on Sep 30, 2026
  2

• Filter: Apply actions to all incoming messages

  1. to developbug
  Bug

  nextcloud/mail#13784 · Filter by author kesselb opened on Sep 30, 2026
  

• Sync that runs out of memory leaves the mailbox locked and is retried forever

  nextcloud/mail#13778 · Filter by author dillardblom opened on Sep 29, 2026

• Controlling which mails are automatically summarized

  1. to developdesignenhancement
  Enhancement

  nextcloud/mail#13776 · Filter by author TheBest-Name opened on Sep 29, 2026
  6

• When clicking on the sender’s email address in a received message, it currently opens a mailto: link.

  0. to triageenhancementneeds info
  Enhancement

  nextcloud/mail#13717 · Filter by author MandelbrotEnjoyer opened on Sep 22, 2026
  3

  

• Show email next to name in Search dropdown

  1. to developenhancementgood first issue
  Enhancement

  nextcloud/mail#13703 · Filter by author helioaiolis opened on Sep 18, 2026
  1

• Collect sender addresses from incoming messages for autocomplete

  0. to triageenhancementneeds info
  Enhancement

  nextcloud/mail#13702 · Filter by author helioaiolis opened on Sep 18, 2026
  4

  

• findNewIds() chunking can return massive duplicate/already-known ID sets and cause memory exhaustion

  0. to triagebug
  Bug

  nextcloud/mail#13699 · Filter by author helioaiolis opened on Sep 18, 2026
  3

  

• Mail sync not working due to charset issue.

  0. to triagebugneeds info
  Bug

  nextcloud/mail#13696 · Filter by author jkladola opened on Sep 17, 2026
  1

  

• BUG: Updating Mail App exceeds Workers + CPU and terminates Nextcloud Service

  0. to triagebugneeds info
  Bug

  nextcloud/mail#13695 · Filter by author SchwarzeLanze opened on Sep 16, 2026
  1

  

• Nextcloud Mail causes extreme memory usage and freezes browser tab on initial load

  0. to triagebug
  Bug

  nextcloud/mail#13692 · Filter by author Sparkfog opened on Sep 16, 2026
  4