Core-js is a widely used JavaScript standard library, providing polyfills and shims for ECMAScript features. Examining versions 2.6.3 and 2.6.2 reveals subtle differences, primarily in the unpacked size, which increased slightly from 2,248,070 bytes to 2,248,431 bytes. This suggests minor code additions, bug fixes, or optimizations were implemented in the newer version. Both versions share identical development dependencies, including tools for testing (Karma, QUnit, es-observable-tests, promises-aplus-tests), linting (ESLint), building (Webpack, Grunt), and browser compatibility testing (various Karma launchers for Chrome, Firefox, IE, and PhantomJS).
For developers, upgrading from 2.6.2 to 2.6.3 likely brings improved stability and potentially enhanced performance of polyfilled JavaScript features. While the core functionality remains consistent, staying current ensures access to the latest refinements and bug resolutions. The comprehensive suite of development dependencies indicates a strong commitment to quality and thorough testing, assuring end-users of a reliable and well-maintained library. The consistent use of the MIT license allows flexibility for both commercial and open-source projects and the library continuous maintenance signals security and stability needed in modern web apps.
The are not vulnerabilities for the version 2.6.3 of the package core-js