matrix-rust-sdk

# Changelog

All notable changes to this project will be documented in this file.

<!-- changelog start -->

## [0.18.0](https://github.com/matrix-org/matrix-rust-sdk/tree/0.18.0) - 2026-06-02

No significant changes.

## [0.17.0] - 2026-05-08

### Features

- Implement `CryptoStore::get_pending_key_bundle_details_for_room` and

  `CryptoStore::get_all_rooms_pending_key_bundle`, and process

  `rooms_pending_key_bundle` field in `Changes`.

  ([#6199](https://github.com/matrix-org/matrix-rust-sdk/pull/6199)),

  ([#6233](https://github.com/matrix-org/matrix-rust-sdk/pull/6233))

- Implement new method `CryptoStore::has_downloaded_all_room_keys`, and process

  `room_key_backups_fully_downloaded` field in `Changes`.

  ([#6017](https://github.com/matrix-org/matrix-rust-sdk/pull/6017))

  ([#6044](https://github.com/matrix-org/matrix-rust-sdk/pull/6044))

- [**breaking**] In `EventCacheStore::handle_linked_chunk_updates`, new chunks

  may no longer reference chunk identifiers which do not yet exist in the store

  ([#6061](https://github.com/matrix-org/matrix-rust-sdk/pull/6061))

### Bug fixes

- Fix a panic when the SQLite connection is aborted.

  ([#6091](https://github.com/matrix-org/matrix-rust-sdk/pull/6091))

### Refactor

- Add migration to `SqliteCryptoStore` that removes cross-process lock

  generation key from `kv` table, as this is tracked in `lease_locks` table.

  ([#6326](https://github.com/matrix-org/matrix-rust-sdk/pull/6326))

## [0.16.1] - 2026-05-08

No notable changes in this release.

## [0.16.0] - 2025-12-04

### Features

- Implement new method `CryptoStore::get_withheld_sessions_by_room_id`.

  ([#5819](https://github.com/matrix-org/matrix-rust-sdk/pull/5819))

- [**breaking**] `SqliteCryptoStore::get_withheld_info` now returns

  `Result<Option<RoomKeyWithheldEntry>>`.

  ([#5737](https://github.com/matrix-org/matrix-rust-sdk/pull/5737))

- Implement a new constructor that allows to open `SqliteCryptoStore` with a

  cryptographic key

  ([#5472](https://github.com/matrix-org/matrix-rust-sdk/pull/5472))

- Implement `StateStore::upsert_thread_subscriptions()` method for bulk upserts.

  ([#5848](https://github.com/matrix-org/matrix-rust-sdk/pull/5848))

### Refactor

- [breaking] Change the logic for opening a store so as to use a `Secret` enum

  in the function `open_with_pool` instead of a `passphrase`

  ([#5472](https://github.com/matrix-org/matrix-rust-sdk/pull/5472))

## [0.14.0] - 2025-09-04

No notable changes in this release.

## [0.13.0] - 2025-07-10

### Security fixes

- Fix SQL injection vulnerability in `find_event_relations()`.

  ([d0c0100](https://github.com/matrix-org/matrix-rust-sdk/commit/d0c01006e4808db5eb96ad5c496416f284d8bd3c),

  Moderate, [CVE-2025-53549](https://www.cve.org/CVERecord?id=CVE-2025-53549),

  [GHSA-275g-g844-73jh](https://github.com/matrix-org/matrix-rust-sdk/security/advisories/GHSA-275g-g844-73jh))

## [0.12.0] - 2025-06-10

### Bug fixes

- Fix a `UNIQUE` constraint violation in the event cache store

  ([#5001](https://github.com/matrix-org/matrix-rust-sdk/pull/5001))

## [0.11.0] - 2025-04-11

### Features

- Implement the new method of `EventCacheStoreMedia` for

  `SqliteEventCacheStore`.

  ([#4603](https://github.com/matrix-org/matrix-rust-sdk/pull/4603))

- Defragment an sqlite state store after removing a room.

  ([#4651](https://github.com/matrix-org/matrix-rust-sdk/pull/4651))

- Add `SqliteStoreConfig` and the `open_with_config` constructor on all the

  stores, it allows to control the maximum size of the pool of connections to

  SQLite for example.

  ([#4826](https://github.com/matrix-org/matrix-rust-sdk/pull/4826))

- Add `SqliteStoreConfig::path()` to override the path given to the constructor

  ([#4870](https://github.com/matrix-org/matrix-rust-sdk/pull/4870/))

- Implement `Clone` and `Debug` on `SqliteStoreConfig`

  ([#4870](https://github.com/matrix-org/matrix-rust-sdk/pull/4870/))

- Add `SqliteStoreConfig::with_low_memory_config` constructor

  ([#4894](https://github.com/matrix-org/matrix-rust-sdk/pull/4894))

## [0.10.0] - 2025-02-04

### Features

- [**breaking**] `SqliteEventCacheStore` implements the new APIs of

  `EventCacheStore` for `MediaRetentionPolicy`. See the changelog of

  `matrix-sdk-base` for more details.

  ([#4571](https://github.com/matrix-org/matrix-rust-sdk/pull/4571))

- The SQLite databases are optimized during the construction of the stores. It

  should improve the performance of the queries.

  ([#4602](https://github.com/matrix-org/matrix-rust-sdk/pull/4602))

- The size of the WAL files is now limited to 10MB. This avoids cases where the

  WAL file takes as much space as the database.

  ([#4602](https://github.com/matrix-org/matrix-rust-sdk/pull/4602))

## [0.9.0] - 2024-12-18

### Features

- Add support for persisting LinkedChunks in the SQLite store. This is a step

  towards implementing event cache support, enabling a persisted cache of

  events. ([#4340](https://github.com/matrix-org/matrix-rust-sdk/pull/4340))

  ([#4362](https://github.com/matrix-org/matrix-rust-sdk/pull/4362))

## [0.8.0] - 2024-11-19

### Bug fixes

- Use the `DisplayName` struct to protect against homoglyph attacks.

### Refactor

- Move `event_cache_store/` to `event_cache/store/` in `matrix-sdk-base`.