Issues

Issues

• HTML message body is dropped when the quoted part contains a nested full HTML document (only the inner <body> is shown)

  Bug

  nextcloud/mail#14110 · opened on Nov 10, 2026
  1

• Email signatures with embedded images larger than ~48 KB fail to save due to MariaDB TEXT column limit (HTTP 500)

  Bug

  nextcloud/mail#14093 · opened on Nov 9, 2026
  1

• Scan received attachments for viruses with ClamAV

  nextcloud/mail#14091 · opened on Nov 8, 2026
  3

• Add SMTP Delivery Status Notification (DSN) Support

  Enhancement

  nextcloud/mail#14090 · opened on Nov 8, 2026
  2

• Add end-to-end PKCE support for generic OIDC mail accounts

  nextcloud/mail#14038 · opened on Nov 4, 2026
  1

• Replying to mail with external image drops image in reply

  Bug

  nextcloud/mail#14035 · opened on Nov 4, 2026
  1

• Disable imip processing

  Enhancement

  nextcloud/mail#14025 · opened on Nov 3, 2026

• Gmail drafts created externally cannot be edited — missing IMAP \Draft flag

  Bug

  nextcloud/mail#14018 · opened on Nov 2, 2026
  5

• iMIP replies from an alias address fall back to the system sender (mail provider matches only the account address)

  Bug

  nextcloud/mail#14006 · opened on Nov 1, 2026
  3

• Provisioned accounts without a password ("user enters it")

  Enhancement

  nextcloud/mail#13995 · opened on Nov 1, 2026
  1

• IMAP SASL PLAIN authentication fails when server requires empty authorisation identity (authzid)

  Bug

  nextcloud/mail#13986 · opened on Nov 1, 2026
  1

• Replace node-forge with pkijs for support of ECC certificates

  Enhancement

  nextcloud/mail#13974 · opened on Oct 30, 2026
  1

• Global Mail search fails for Message-IDs containing '/' when generating deep links

  nextcloud/mail#13970 · opened on Oct 29, 2026
  2

• JMAP: incremental sync misses new mail and deletes flagged messages in folders above 5,000 messages

  Bug

  nextcloud/mail#13969 · opened on Oct 29, 2026 · v6.0.0
  2

• After move thread, app should select next available message

  Enhancement

  nextcloud/mail#13965 · opened on Oct 28, 2026
  1

• Regression: Reply-To header being ignored for mailing lists breaks replying to GitLab and GitHub emails

  Bug

  nextcloud/mail#13952 · opened on Oct 27, 2026
  1

• Reply drafts saved to the IMAP Drafts mailbox lose In-Reply-To and References

  nextcloud/mail#13950 · opened on Oct 27, 2026
  1

• Disappearing thread on new message

  Bug

  nextcloud/mail#13949 · opened on Oct 27, 2026
  2

• Non-ASCII attachment file names become "????" and long non-ASCII subjects are split inside a UTF-8 character

  nextcloud/mail#13948 · opened on Oct 26, 2026
  1

• Sanatiziation drops parts of mail

  Bug

  nextcloud/mail#13946 · opened on Oct 26, 2026

• Option to disable automatically converting domains/IPs to http:// links in plain-text messages

  Enhancement

  nextcloud/mail#13939 · opened on Oct 25, 2026
  1

• js/htmlresponse.js cached across Mail app versions

  Bug

  nextcloud/mail#13929 · opened on Oct 23, 2026

• Expanded recipients headers overlap

  Bug

  nextcloud/mail#13922 · opened on Oct 22, 2026
  1

• Composer and signature editor: images can't be placed side by side (every inserted image becomes a block)

  Enhancement

  nextcloud/mail#13903 · opened on Oct 19, 2026
  1

• Drag messages onto tasks, Deck boards and Files folders

  Enhancement

  nextcloud/mail#13900 · opened on Oct 19, 2026
  1