The 3.40.0 version of the buildkite-agent and the 5.13.0 version of the AWS elastic stack are now available.
This release adds agent binaries for Windows/arm64, and fixes a few minor security issues. This agent release has been added to the release of the elastic stack.
For full list of additions, changes, and fixes, see the buildkite-agent changelog and the elastic-ci-stack-for-aws changelog on GitHub.