React Router DOM boasts two closely related versions, 5.2.0 and 5.2.1, offering developers robust DOM bindings for streamlined routing in React applications. While both maintain the core functionalities, a few notable distinctions exist. Version 5.2.1, released on August 27, 2021, introduces an updated @babel/runtime dependency, moving from version 7.1.2 in 5.2.0 to 7.12.13. This upgrade potentially brings performance improvements and bug fixes related to the Babel runtime environment, which is crucial for transpiling modern JavaScript code. Additionally, React Router (the core routing library) is updated in 5.2.1 to version 5.2.1 (it was 5.2.0 in the previous version).
The slight changes are also reflected in the distribution details, with 5.2.1 having a slightly larger unpacked size (634077 bytes versus 631781 bytes). While the file count is marginally different (49 versus 50), developers integrating the library should be aware of the latest bundle sizes. Both versions share the same peer dependency on React (>=15), ensuring compatibility with a wide range of React projects and are released under the MIT license. For most users, the upgrade from 5.2.0 to 5.2.1 should be seamless, offering incremental improvements and refined stability. It's advisable to upgrade to benefit from the updated dependencies and potential performance enhancements, particularly if you rely on the latest JavaScript features and Babel transpilation.
The are not vulnerabilities for the version 5.2.1 of the package react-router-dom