Magento 2.4.2 version released on February 09, 2021, that offers platform enhancements with security and performance improvements.

Release Notes:

1. Magento Open Source 2.4.2 Release Notes
2. Magento Commerce 2.4.2 Release Notes

Highlights of the latest Magento 2.4.2:

• Support for SameSite attributes for cookies.
• Supports Elasticsearch 7.9.x and Redis 6.x
• Includes Adobe Stock Integration v2.1.1.
• Facilitates using the web-optimized images in the content
• Adobe Stock Integration v2.1.1.
• Enhanced PWA Studio

Read more at https://meetanshi.com/blog/magento-2-4-2-release/