Brace expansion, a utility mirroring the shell's brace expansion feature, presents a minor yet potentially impactful update moving from version 2.0.0 to 2.0.1. Both versions retain the core functionality of expanding brace patterns, proving useful for generating lists of strings programmatically, particularly in scenarios like file path creation or command-line argument generation within Node.js environments. The dependency on balanced-match remains consistent at "^1.0.0", ensuring stable handling of nested brace structures.
The primary difference lies in the development dependencies. Version 2.0.0 relied on matcha at version "0.7.0" for testing, while version 2.0.1 shifts to @c4312/matcha at "^1.3.1". This suggests an updated testing suite or potentially a fork/maintained version of the original matcha library. Developers should note this change primarily impacts the testing and development environment of the package, rather than the core functionality they'd utilize directly. Furthermore, the unpacked size has slightly increased from 11241 to 11486 bytes, potentially indicating minor code refinements or expanded test cases within the package. The release date also marks a significant update timeline, with v2.0.1 released on 2021-02-22, subsequent to v2.0.0's release date of 2020-10-05. This brace expansion library, under the MIT license, offers a lightweight and efficient solution for string generation tasks, enhanced in its latest iteration by updated development tooling.
All the vulnerabilities related to the version 2.0.1 of the package
brace-expansion Regular Expression Denial of Service vulnerability
A vulnerability was found in juliangruber brace-expansion up to 1.1.11/2.0.1/3.0.0/4.0.0. It has been rated as problematic. Affected by this issue is the function expand of the file index.js. The manipulation leads to inefficient regular expression complexity. The attack may be launched remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 1.1.12, 2.0.2, 3.0.1 and 4.0.1 is able to address this issue. The name of the patch is a5b98a4f30d7813266b221435e1eaaf25a1b0ac5. It is recommended to upgrade the affected component.
