Session Manager plugin latest version and release history - Amazon Systems Manager
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Session Manager plugin latest version and release history

Your local machine must be running a supported version of the Session Manager plugin. The current minimum supported version is If you're running an earlier version, your Session Manager operations might not succeed.

To see if you have the latest version, run the following command in the Amazon CLI.


The command returns results only if the plugin is located in the default installation directory for your operating system type. You can also check the version in the contents of the VERSION file in the directory where you have installed the plugin.

session-manager-plugin --version

The following table lists all releases of the Session Manager plugin and the features and enhancements included with each version.

Version Release date Details

January 10, 2024

Enhancement: Upgraded aws-sdk-go and dependent Golang packages.

December 4, 2023

Enhancement: Added support for passing a StartSession API response as an environment variable to session-manager-plugin.

August 1, 2023

Enhancement: Upgraded Go SDK to v1.44.302.

March 15, 2023

Enhancement: Added Mac with Apple silicon support for Apple Mac (M1) in macOS bundle installer and signed installer.

October 14, 2022

Enhancement: Support golang version 1.17. Update default session-manager-plugin runner for macOS to use python3. Update import path from SSMCLI to session-manager-plugin.

June 16, 2022

Bug fix: Fix idle session timeout for port sessions.

May 27, 2022

Bug fix: Fix port sessions closing prematurely when the local server doesn't connect before timeout.

May 19, 2022

Bug fix: Disable smux keep alive to use idle session timeout feature.

March 31, 2022

Enhancement: Supports more output message payload types.

January 12, 2022

Bug fix: Hung sessions caused by client resending stream data when agent becomes inactive, and incorrect logs for start_publication and pause_publication messages.

October 27, 2021

Enhancement: Zip packaging for Windows platform.

August 19, 2021

Enhancement: Upgrade aws-sdk-go to latest version (v1.40.17) to support Amazon IAM Identity Center.

July 26, 2021

Bug fix: Handle session abruptly terminated scenario in interactive session type.

June 10, 2021

Enhancement: Added support for signed macOS installer.

January 29, 2021

Enhancement: Added support for running sessions in NonInteractiveCommands execution mode.

November 24, 2020

Enhancement: (Port forwarding sessions only) Improved overall performance.

October 15, 2020

Enhancement: (Port forwarding sessions only) Reduced latency and improved overall performance.

April 17, 2020

Enhancement: Added ARM support for Linux and Ubuntu.

January 6, 2020

Bug fix: Handle race condition scenario of packets being dropped when the Session Manager plugin isn't ready.

November 19, 2019

Enhancement: Added support for forwarding a port to a local unix socket.

November 7, 2019

Enhancement: (Port forwarding sessions only) Send a TerminateSession command to SSM Agent when the local user presses Ctrl+C. September 26, 2019 Enhancement: (Port forwarding sessions only) Send a disconnect signal to the server when the client drops the TCP connection. September 6, 2019 Enhancement: Update to keep port forwarding session open until remote server closes the connection.

July 30, 2019

Enhancement: Update to limit the rate of data transfer during a session.

July 9, 2019

Enhancement: Added support for running SSH sessions using Session Manager. April 4, 2019

Enhancement: Added support for further encryption of session data using Amazon Key Management Service (Amazon KMS). September 20, 2018

Enhancement: Bug fix for Windows version. September 11, 2018

Initial release of the Session Manager plugin.