Magento Community Edition 1.9.3, 2.0.10 and 2.1.2 has been released, these releases include important security fixes and code optimization.

Magento CE 1.9.3
Magento CE 1.9.3 include more than 120 improvements/optimizations and PHP 5.6 support.

Also released is a security patch, SUPEE-8788, for older Magento 1 versions.

Resources:
– Magento CE 1.9.3 Release Notes
– Magento 1 security patch SUPEE-8788

Magento CE 20.10 and 2.1.2

Magento 2.1.2 include support for PHP5.7 and PHP7.0.4, security updates, functionality improvements and enhanced API functionality.

Resources:
– Magento CE 2.1 Release Notes