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Microsoft Outlook 365 Connector Release Notes

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Anypoint Connector for Microsoft Outlook 365 (Outlook 365 Connector) enables you to integrate with the Microsoft Outlook 365 service.

Guide: Microsoft Outlook 365 Connector User Guide

1.3.2

July 24, 2026

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

OpenJDK

8, 11, and 17

Fixed Issues

Issue Resolution ID

INVALID_CREDENTIALS errors no longer occur when Microsoft Graph returns a 401 response with an empty body or a non-standard error message for an expired OAuth access token. The connector now correctly refreshes the expired token and retries the request.

W-18288759

1.3.1

August 8, 2025

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

OpenJDK

8, 11, and 17

Fixed Issues

Issue Resolution ID

The commons-io dependency is upgraded to version 2.14.0 to address reported security vulnerabilities.

W-18561724

1.3.0

April 1, 2025

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

OpenJDK

8, 11, and 17

Fixed Issues

Issue Resolution ID

The OAuth v2.0 Authorization Code and OAuth v2.0 Client Credentials connection types now include the Base Url field.

W-15434750

The connector now has enhanced error handling for 503 errors.

W-14979235

The connector now has enhanced error handling for IOException errors.

W-14336916

1.2.4

May 20, 2024

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

OpenJDK

8, 11, and 17

Fixed Issues

Issue Resolution ID

The connector now handles the The token has expired error correctly and refreshes the access token.

W-15755241

1.2.3

April 30, 2024

What’s New

  • This connector is now compatible with Java 17.

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

OpenJDK

8, 11, and 17

1.2.2

September 20, 2023

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

Open JDK

8 and 11

Fixed Issues

Issue Resolution ID

The connector’s dependency commons-io:commons-io was updated to version 2.13.0 to fix a security vulnerability.

W-14103194

1.2.1

August 1, 2023

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

Open JDK

8 and 11

Fixed Issues

Issue Resolution ID

The connector now handles the Lifetime validation failed, the token is expired error correctly and refreshes the access token.

W-13854155

1.2.0

March 23, 2023

What’s New

  • The connector now throws the new OUTLOOK365:APPLICATION_THROTTLED error if the application exceeds its MailboxConcurrency limit when multiple parallel requests are executed to the Microsoft Graph API.

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

Open JDK

8 and 11

1.1.5

February 1, 2023

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

Open JDK

8 and 11

Fixed Issues

Issue Resolution ID

The On New Email source now receives messages correctly when the Since field is blank.

W-12429278

1.1.4

May 31, 2022

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

Open JDK

8 and 11

Fixed Issues

Issue ID

The On New Email source now receives messages correctly when the poll returns an empty list.

W-11200829

1.1.3

May 24, 2022

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

Open JDK

8 and 11

Fixed Issues

Issue ID

The On New Email source no longer throws a NullPointerException when using a shared mailbox.

W-11137115

1.1.2

April 26, 2022

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

Open JDK

8 and 11

Fixed Issues

Issue ID

The Get Message Attachment operation now returns content as application/octet-stream instead of application/json when Get Raw Content is set to true.

W-11001868

1.1.1

April 4, 2022

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

Open JDK

8 and 11

Fixed Issues

Issue ID

If the Outlook mailbox settings have no time zone, the connector defaults to the UTC time zone.

W-10906852

1.1.0

March 24, 2022

What’s New

  • The TLS configuration parameters in the OAuth 2.0 Authorization Code and OAuth 2.0 Client Credentials connections are now deprecated.

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

Open JDK

8 and 11

1.0.4

March 7, 2022

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

Open JDK

8 and 11

Fixed Issues

Issue ID

The Users.Read.All permission is no longer required to create a connection.

W-10736015

1.0.3

February 16, 2022

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

Open JDK

8 and 11

Fixed Issues

Issue ID

Added input metadata for the Update event, Forward event, Accept event, and Decline event operations.

CONN-10000

Added value provider support for calendar (Delete event attachment and Get event attachment operations).

CONN-10000

Added value provider support for email folders, to display the possible folder values.

CONN-10000

Added value provider support for events, to display the possible event values.

CONN-10046

The access token did not refresh for sources.

W-10693582

1.0.2

January 14, 2022

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

Open JDK

8 and 11

Fixed Issues

Issue ID

Upgraded library dependencies.

CONN-9985

1.0.1

November 12, 2021

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

Open JDK

8 and 11

Fixed Issues

Issue ID

Fixed reported security vulnerabilities.

CONN-9289

1.0.0

October 6, 2021

What’s New

This is a new connector.

For a list of supported configurations and operations, refer to the Microsoft Outlook 365 Connector Reference Guide.

Compatibility

Software Version

Mule runtime engine

4.3.0 and later

Open JDK

8 and 11

See Also