v0.16.9

codex-team/editor.jsv0.16.9Jun 16, 2026by github-actions[bot]

AI Summary

This release focuses on stability and security improvements, particularly in ACME certificate management and JMAP protocol handling, while fixing several bugs related to Sieve scripts, FoundationDB caching, and MTA message persistence.

Key Highlights

ACME: Allow specifying a preferred certificate chain
Fixed JMAP `*/changes` methods leaking IDs of non-shared objects
Fixed MTA message persistence issues in non-default virtual queues
Fixed Sieve function invalid cert handling and redirect behavior
Fixed FoundationDB read version cache expiration logic

New Features

ACME preferred certificate chain specification

Full Release Notes

## [0.16.9] - 2026-06-15

If you are upgrading from v0.16.x, replace the binary (or run `docker pull`). If you are upgrading from v0.15.x and below, please read the [upgrading documentation](https://github.com/stalwartlabs/stalwart/blob/main/UPGRADING/v0_16.md) for more information on how to upgrade from previous versions.

## Added
- ACME: Allow specifying a preferred certificate chain.

## Changed

## Fixed
- JMAP: `*/changes` methods leak ids of non-shared objects (reported by @5ud0er).
- Sieve: Do not allow invalid certs in `http_header` function.
- FoundationDB: Fix read version cache expiration logic.
- MTA: Re-scheduling or editing a queued message reports success but persists nothing for recipients in a non-`default` virtual queue.
- CardDAV: Version requests included in `address-data` are ignored.
- ACME: Add freshness check when renewing certificates.
- Autodiscover v2: Read email address from query parameters.
- Sieve: Do not keep copies of redirected messages when `keep` is not specified.
- Registry: Object ids are parsed as numbers.


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### Check binary attestation [here](https://github.com/stalwartlabs/stalwart/attestations/31329451)