Webpack version 0.3.19 represents a minor update in the early stages of this popular JavaScript module bundler, building upon the foundation laid by version 0.3.18. Examining the metadata, the core functionality remains consistent: Webpack continues to serve as a powerful tool for packing CommonJS modules, enabling developers to create optimized bundles for browser deployment. The key strength lies in its ability to split codebases into smaller, on-demand loaded chunks, ultimately improving web application performance. Its versatility is evident in its native support for various file types, including JavaScript, JSON, Jade, CoffeeScript, and CSS. Developers can also extend its capabilities via custom loaders.
A close comparison reveals that the dependency list is identical between the two versions, encompassing essential libraries like esprima for parsing, sprintf for formatting, optimist for argument parsing, and uglify-js for code minification. The inclusion of various -loader packages (css-loader, raw-loader, etc.) emphasizes Webpack's commitment to handling diverse asset types within a single build process. The devDependencies section highlights vows for testing.
While the functional description and dependencies remain the same, the difference lies in the release date. Version 0.3.19 was released shortly after 0.3.18 on May 13, 2012. A developer should consider this new version as a potentially more stable version of the tool or including minor bug fixes. The choice between the two versions would likely depend on specific project requirements and a careful assessment of any bug reports or community feedback associated with each release.
All the vulnerabilities related to the version 0.3.19 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.
Regular Expression Denial of Service in clean-css
Version of clean-css prior to 4.1.11 are vulnerable to Regular Expression Denial of Service (ReDoS). Untrusted input may cause catastrophic backtracking while matching regular expressions. This can cause the application to be unresponsive leading to Denial of Service.
Upgrade to version 4.1.11 or higher.
Sandbox Bypass Leading to Arbitrary Code Execution in constantinople
Versions of constantinople prior to 3.1.1 are vulnerable to a sandbox bypass which can lead to arbitrary code execution.
Update to version 3.1.1 or later.