Clickhouse End of Life Dates

Developers working with online analytical processing require a robust and efficient database management system to generate analytical reports in real-time. ClickHouse, an open-source column-oriented DBMS, has been meeting this need since its creation, allowing users to leverage SQL queries for instant insights. Maintained by ClickHouse Inc, this powerful tool has been a go-to solution for many, given its ability to handle large volumes of data with ease and speed. With its origins rooted in solving complex data analysis challenges, ClickHouse has evolved to become a staple in the developer community, particularly for those involved in OLAP tasks.

The end-of-life landscape for ClickHouse is characterized by a total of 17 versions, with 13 of these already reaching their end-of-life status. Currently, there are 4 active versions, ensuring that developers have multiple options for their projects. The latest stable version, 25.8.24.21, offers the most recent enhancements and security patches. Looking ahead, version 25.8 is slated to reach its end-of-life on 2026-08-29, marking an important milestone for developers who may need to plan their version upgrades or migrations. This follows the recent end-of-life date of version 26.2, which occurred on 2026-05-21, underscoring the dynamic nature of software lifecycle management.

From a security standpoint, ClickHouse presents a clean slate, with a total of 0 CVEs tracked and no critical vulnerabilities reported. This exemplary security record means that the most affected version is non-applicable, given the absence of any known vulnerabilities. With no CVEs to consider, developers can focus on leveraging ClickHouse's capabilities without the burden of known security risks. To maintain this secure posture, developers should remain vigilant and ensure they are using one of the active versions, planning for upgrades as necessary to stay ahead of impending end-of-life dates and potential future security issues.