AWS CLI
Official AWS command-line interface.
Definition
Official AWS command-line interface.
Recent developments
Latest release: v2.36.20 (August 2026), up from v2.36.3 (July 2026). AWS CLI v2 ships frequent patch releases on the v2 branch. Per aws/aws-cli releases.
Maximizing Storage Throughput and Performance. EFS Performance- Compare File Transfer Tools. S3 Performance- Optimize Copying Objects to Different Locations. Per GitHub (aws-samples/maximizing-storage-throughput-and-performance) (2026-01-22).
GitHub. This package provides a unified command line interface to Amazon Web Services. On 2026-04-29, support for Python 3.9 ended for the AWS CLI. Per GitHub (aws/aws-cli) (2012-11-20).
AWS CLI v1 enters maintenance mode July 15, 2026. End-of-support is formally announced; AWS recommends migrating to AWS CLI v2, which is now the only actively developed branch. Per GitHub (aws/aws-cli).
Bundled Python in the v2 installer keeps shipping with CVEs. The Linux installer's Python 3.14.5 was flagged for CVE-2026-7210, CVE-2026-6100, and CVE-2026-9669, fixed upstream in CPython 3.14.6; a near-identical issue hit the bundled Python 3.14.3 in April 2026 (CVE-2026-4519, versions 2.34.26–2.34.28). Per GitHub issue #10416.
New default retry behavior is rolling out. The updated retry mode — shorter base delay, fewer max attempts, a retry-quota system, and long-polling backoff — is opt-in now via the
AWS_NEW_RETRIES_2026env var, with default rollout expected no sooner than November 2026. Per GitHub Discussion #10329. Sources: GitHub (aws-samples/maximizing-storage-throughput-and-performance) · GitHub (aws/aws-cli)