# History ## 2023 - [4.2.4](#424-2023-05-31) (May 2023) - [3.4.3](#343-2023-05-22) (May 2023) (from the [3.4.x](https://github.com/socketio/socket.io-parser/tree/3.4.x) branch) - [4.2.3](#423-2023-05-22) (May 2023) - [4.2.2](#422-2023-01-19) (Jan 2023) ## 2022 - [3.3.3](#333-2022-11-09) (Nov 2022) (from the [3.3.x](https://github.com/socketio/socket.io-parser/tree/3.3.x) branch) - [3.4.2](#342-2022-11-09) (Nov 2022) (from the [3.4.x](https://github.com/socketio/socket.io-parser/tree/3.4.x) branch) - [4.0.5](#405-2022-06-27) (Jun 2022) (from the [4.0.x](https://github.com/socketio/socket.io-parser/tree/4.0.x) branch) - [4.2.1](#421-2022-06-27) (Jun 2022) - [4.2.0](#420-2022-04-17) (Apr 2022) - [4.1.2](#412-2022-02-17) (Feb 2022) ## 2021 - [4.1.1](#411-2021-10-14) (Oct 2021) - [4.1.0](#410-2021-10-11) (Oct 2021) - [4.0.4](#404-2021-01-15) (Jan 2021) - [3.3.2](#332-2021-01-09) (Jan 2021) (from the [3.3.x](https://github.com/socketio/socket.io-parser/tree/3.3.x) branch) - [4.0.3](#403-2021-01-05) (Jan 2021) ## 2020 - [4.0.2](#402-2020-11-25) (Nov 2020) - [4.0.1](#401-2020-11-05) (Nov 2020) - [3.3.1](#331-2020-09-30) (Sep 2020) (from the [3.3.x](https://github.com/socketio/socket.io-parser/tree/3.3.x) branch) - [**4.0.0**](#400-2020-09-28) (Sep 2020) - [3.4.1](#341-2020-05-13) (May 2020) ## 2019 - [3.4.0](#340-2019-09-20) (Sep 2019) ## 2018 - [3.3.0](#330-2018-11-07) (Nov 2018) # Release notes ## [4.2.4](https://github.com/socketio/socket.io-parser/compare/4.2.3...4.2.4) (2023-05-31) ### Bug Fixes * ensure reserved events cannot be used as event names ([d9db473](https://github.com/socketio/socket.io-parser/commit/d9db4737a3c8ce5f1f49ecc8d928a74f3da591f7)) * properly detect plain objects ([b0e6400](https://github.com/socketio/socket.io-parser/commit/b0e6400c93b5c4aa25e6a629d6448b8627275213)) ## [3.4.3](https://github.com/socketio/socket.io-parser/compare/3.4.2...3.4.3) (2023-05-22) ### Bug Fixes * check the format of the event name ([2dc3c92](https://github.com/socketio/socket.io-parser/commit/2dc3c92622dad113b8676be06f23b1ed46b02ced)) ## [4.2.3](https://github.com/socketio/socket.io-parser/compare/4.2.2...4.2.3) (2023-05-22) ### Bug Fixes * check the format of the event name ([3b78117](https://github.com/socketio/socket.io-parser/commit/3b78117bf6ba7e99d7a5cfc1ba54d0477554a7f3)) ## [4.2.2](https://github.com/socketio/socket.io-parser/compare/4.2.1...4.2.2) (2023-01-19) ### Bug Fixes * calling destroy() should clear all internal state ([22c42e3](https://github.com/socketio/socket.io-parser/commit/22c42e3545e4adbc5931276c378f5d62c8b3854a)) * do not modify the input packet upon encoding ([ae8dd88](https://github.com/socketio/socket.io-parser/commit/ae8dd88995dbd7f89c97e5cc15e5b489fa0efece)) ## [3.3.3](https://github.com/Automattic/socket.io-parser/compare/3.3.2...3.3.3) (2022-11-09) ### Bug Fixes * check the format of the index of each attachment ([fb21e42](https://github.com/Automattic/socket.io-parser/commit/fb21e422fc193b34347395a33e0f625bebc09983)) ## [3.4.2](https://github.com/socketio/socket.io-parser/compare/3.4.1...3.4.2) (2022-11-09) ### Bug Fixes * check the format of the index of each attachment ([04d23ce](https://github.com/socketio/socket.io-parser/commit/04d23cecafe1b859fb03e0cbf6ba3b74dff56d14)) ## [4.2.1](https://github.com/socketio/socket.io-parser/compare/4.2.0...4.2.1) (2022-06-27) ### Bug Fixes * check the format of the index of each attachment ([b5d0cb7](https://github.com/socketio/socket.io-parser/commit/b5d0cb7dc56a0601a09b056beaeeb0e43b160050)) ## [4.0.5](https://github.com/socketio/socket.io-parser/compare/4.0.4...4.0.5) (2022-06-27) ### Bug Fixes * check the format of the index of each attachment ([b559f05](https://github.com/socketio/socket.io-parser/commit/b559f050ee02bd90bd853b9823f8de7fa94a80d4)) ## [4.2.0](https://github.com/socketio/socket.io-parser/compare/4.1.2...4.2.0) (2022-04-17) ### Features * allow the usage of custom replacer and reviver ([#112](https://github.com/socketio/socket.io-parser/issues/112)) ([b08bc1a](https://github.com/socketio/socket.io-parser/commit/b08bc1a93e8e3194b776c8a0bdedee1e29333680)) ## [4.1.2](https://github.com/socketio/socket.io-parser/compare/4.1.1...4.1.2) (2022-02-17) ### Bug Fixes * allow objects with a null prototype in binary packets ([#114](https://github.com/socketio/socket.io-parser/issues/114)) ([7f6b262](https://github.com/socketio/socket.io-parser/commit/7f6b262ac83bdf43c53a7eb02417e56e0cf491c8)) ## [4.1.1](https://github.com/socketio/socket.io-parser/compare/4.1.0...4.1.1) (2021-10-14) ## [4.1.0](https://github.com/socketio/socket.io-parser/compare/4.0.4...4.1.0) (2021-10-11) ### Features * provide an ESM build with and without debug ([388c616](https://github.com/socketio/socket.io-parser/commit/388c616a9221e4341945f8487e729e93a81d2da5)) ## [4.0.4](https://github.com/socketio/socket.io-parser/compare/4.0.3...4.0.4) (2021-01-15) ### Bug Fixes * allow integers as event names ([1c220dd](https://github.com/socketio/socket.io-parser/commit/1c220ddbf45ea4b44bc8dbf6f9ae245f672ba1b9)) ## [3.3.2](https://github.com/Automattic/socket.io-parser/compare/3.3.1...3.3.2) (2021-01-09) ### Bug Fixes * prevent DoS (OOM) via massive packets ([#95](https://github.com/Automattic/socket.io-parser/issues/95)) ([89197a0](https://github.com/Automattic/socket.io-parser/commit/89197a05c43b18cc4569fd178d56e7bb8f403865)) ## [4.0.3](https://github.com/socketio/socket.io-parser/compare/4.0.2...4.0.3) (2021-01-05) ## [4.0.2](https://github.com/socketio/socket.io-parser/compare/4.0.1...4.0.2) (2020-11-25) ### Bug Fixes * move @types/component-emitter to dependencies ([#99](https://github.com/socketio/socket.io-parser/issues/99)) ([4efa005](https://github.com/socketio/socket.io-parser/commit/4efa005846ae15ecc7fb0a7f27141439113b1179)) ## [4.0.1](https://github.com/socketio/socket.io-parser/compare/3.4.1...4.0.1) (2020-11-05) ### Features * move binary detection back to the parser ([285e7cd](https://github.com/socketio/socket.io-parser/commit/285e7cd0d837adfc911c999e7294788681226ae1)) * add support for a payload in a CONNECT packet ([78f9fc2](https://github.com/socketio/socket.io-parser/commit/78f9fc2999b15804b02f2c22a2b4007734a26af9)) ### Bug Fixes * do not catch encoding errors ([aeae87c](https://github.com/socketio/socket.io-parser/commit/aeae87c220287197cb78370dbd86b950a7dd29eb)) * throw upon invalid payload format ([c327acb](https://github.com/socketio/socket.io-parser/commit/c327acbc3c3c2d0b2b439136cbcb56c81db173d6)) ### BREAKING CHANGES * the encode method is now synchronous ([28d4f03](https://github.com/socketio/socket.io-parser/commit/28d4f0309bdd9e306b78d1946d3e1760941d6544)) ## [4.0.1-rc3](https://github.com/socketio/socket.io-parser/compare/4.0.1-rc2...4.0.1-rc3) (2020-10-25) ## [4.0.1-rc2](https://github.com/socketio/socket.io-parser/compare/4.0.1-rc1...4.0.1-rc2) (2020-10-15) ### Features * move binary detection back to the parser ([285e7cd](https://github.com/socketio/socket.io-parser/commit/285e7cd0d837adfc911c999e7294788681226ae1)) ## [4.0.1-rc1](https://github.com/socketio/socket.io-parser/compare/4.0.0...4.0.1-rc1) (2020-10-12) ### Features * add support for a payload in a CONNECT packet ([78f9fc2](https://github.com/socketio/socket.io-parser/commit/78f9fc2999b15804b02f2c22a2b4007734a26af9)) ## [3.3.1](https://github.com/socketio/socket.io-parser/compare/3.3.0...3.3.1) (2020-09-30) ## [4.0.0](https://github.com/socketio/socket.io-parser/compare/3.4.1...4.0.0) (2020-09-28) This release will be included in Socket.IO v3. There is a breaking API change (see below), but the exchange [protocol](https://github.com/socketio/socket.io-protocol) is left untouched and thus stays in version 4. ### Bug Fixes * do not catch encoding errors ([aeae87c](https://github.com/socketio/socket.io-parser/commit/aeae87c220287197cb78370dbd86b950a7dd29eb)) * throw upon invalid payload format ([c327acb](https://github.com/socketio/socket.io-parser/commit/c327acbc3c3c2d0b2b439136cbcb56c81db173d6)) ### BREAKING CHANGES * the encode method is now synchronous ([28d4f03](https://github.com/socketio/socket.io-parser/commit/28d4f0309bdd9e306b78d1946d3e1760941d6544)) ## [3.4.1](https://github.com/socketio/socket.io-parser/compare/3.4.0...3.4.1) (2020-05-13) ### Bug Fixes * prevent DoS (OOM) via massive packets ([#95](https://github.com/socketio/socket.io-parser/issues/95)) ([dcb942d](https://github.com/socketio/socket.io-parser/commit/dcb942d24db97162ad16a67c2a0cf30875342d55)) ## [3.4.0](https://github.com/socketio/socket.io-parser/compare/3.3.0...3.4.0) (2019-09-20) ## [3.3.0](https://github.com/socketio/socket.io-parser/compare/3.2.0...3.3.0) (2018-11-07) ### Bug Fixes * remove any reference to the `global` variable ([b47efb2](https://github.com/socketio/socket.io-parser/commit/b47efb2))