foojay is the place for all OpenJDK Update Release Information. Learn More.

Foojay.io's platform is a central hub for Java developers, offering insights into Java programming language, JVM ecosystem, and Java-related technologies. Through articles, tutorials, and community forums, Foojay.io offers insights into building scalable and maintainable Java applications. Developers can learn about Java language features, performance tuning tips, and best practices in Java development to write efficient and reliable software.

Foojay.io

The January 2026 OpenJDK quarterly update is now available from various distributors, bringing security fixes and bug fixes to all supported Java versions (8, 11, 17, 21, 25). The release includes 11 new security patches and hundreds of bug fixes across versions. Two update types are available: Critical Patch Updates (CPU) focus exclusively on security fixes, while Patch Set Updates (PSU) include both security and non-security bug fixes. Organizations should update their JDK every three months to maintain security. Notable additions include new CRaC features in Azul's distribution, such as image encryption and alternative images for cloud environments.

OpenJDK January 2026 Critical Patch Update and Patch Set Update Released

Difference With the Six-Month Release Cycle