Webpack version 0.1.2 represents a minor update over its predecessor, version 0.1.1, both serving as early iterations of a powerful module bundler designed to streamline JavaScript development for browsers. Both versions share the core functionality of packing CommonJS modules, enabling developers to split codebases into manageable bundles that can be loaded on demand, a feature particularly useful for optimizing website loading times and improving user experience. Each relies on the same set of dependencies: Esprima for JavaScript parsing, Optimist for command-line argument parsing, and Uglify-JS for code minification. The development dependencies, namely Vows for testing, also remain consistent between the versions, indicating a similar testing environment was used.
The key difference lies in the release date, with version 0.1.2 released shortly after 0.1.1, suggesting a rapid iteration cycle aimed at addressing potential bugs or optimizations. Developers considering these versions should recognize they are dealing with very early stages of webpack’s development. While the core promise of module bundling and on-demand loading is present, the stability and feature set will be limited compared to modern versions. Developers familiar with these versions will find a simpler API but should be prepared for manual configuration and potential compatibility issues with newer JavaScript features and frameworks. Choosing between these two is unlikely to make much of a difference given their similarity and proximity in release time.
All the vulnerabilities related to the version 0.1.2 of the package
Incorrect Handling of Non-Boolean Comparisons During Minification in uglify-js
Versions of uglify-js prior to 2.4.24 are affected by a vulnerability which may cause crafted JavaScript to have altered functionality after minification.
Upgrade UglifyJS to version >= 2.4.24.
Regular Expression Denial of Service in uglify-js
Versions of uglify-js prior to 2.6.0 are affected by a regular expression denial of service vulnerability when malicious inputs are passed into the parse() method.
var u = require('uglify-js');
var genstr = function (len, chr) {
var result = "";
for (i=0; i<=len; i++) {
result = result + chr;
}
return result;
}
u.parse("var a = " + genstr(process.argv[2], "1") + ".1ee7;");
$ time node test.js 10000
real 0m1.091s
user 0m1.047s
sys 0m0.039s
$ time node test.js 80000
real 0m6.486s
user 0m6.229s
sys 0m0.094s
Update to version 2.6.0 or later.