Jenkins, an extensible automation engine

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  A critical security advisory has been issued for Jenkins core as jenkins.io/security/advis… . Administrators should update to 2.568.2. If they are unable to update, they should apply github.com/jenkinsci-cert… . The advisory also contains advisories for plugins.

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  Jenkins agent container images for Windows Server 2019 have reached end of life. No further updates. Switch to Windows Server 2022 or Windows Server 2025 for Windows container images. jenkins.io/blog/2026/08/2…

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  Google Summer of Code 2026 final presentations for the Jenkins project will be August 20, 2026 at 3:00 PM UTC. Register to attend at meetup.com/jenkins-online…

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  Special thanks to Tim Jacomb for improvements to Jenkins core that have reduced the size of the Jenkins war file by another 20 MB. Details are available in the Jenkins 2.577 changelog at jenkins.io/changelog/2.57…

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  Stefan Spieker shares his experience fixing a security vulnerability in a Jenkins plugin. Learn more in the blog post at jenkins.io/blog/2026/07/2…