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title: Microsoft Outlook 365 Connector Release Notes
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# Microsoft Outlook 365 Connector Release Notes

> For the full documentation index, see: https://docs.mulesoft.com/llms.txt

Support Category:
[Select](https://www.salesforce.com/en-us/wp-content/uploads/sites/4/documents/legal/Agreements/versioning-back-support-policy.pdf)

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](https://docs.mulesoft.com/microsoft-outlook-365-connector/latest/)

## 1.3.2

**July 24, 2026**

### Compatibility

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>OpenJDK</p></td><td><p>8, 11, and 17</p></td></tr></tbody></table>

### Fixed Issues

<table><colgroup><col> <col></colgroup><thead><tr><th>Issue Resolution</th><th>ID</th></tr></thead><tbody><tr><td><div><div><p><code>INVALID_CREDENTIALS</code> errors no longer occur when Microsoft Graph returns a <code>401</code> 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.</p></div></div></td><td><div><div><p>W-18288759</p></div></div></td></tr></tbody></table>

## 1.3.1

**August 8, 2025**

### Compatibility

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>OpenJDK</p></td><td><p>8, 11, and 17</p></td></tr></tbody></table>

### Fixed Issues

<table><colgroup><col> <col></colgroup><thead><tr><th>Issue Resolution</th><th>ID</th></tr></thead><tbody><tr><td><div><div><p>The <code>commons-io</code> dependency is upgraded to version 2.14.0 to address reported security vulnerabilities.</p></div></div></td><td><div><div><p>W-18561724</p></div></div></td></tr></tbody></table>

## 1.3.0

**April 1, 2025**

### Compatibility

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>OpenJDK</p></td><td><p>8, 11, and 17</p></td></tr></tbody></table>

### Fixed Issues

<table><colgroup><col> <col></colgroup><thead><tr><th>Issue Resolution</th><th>ID</th></tr></thead><tbody><tr><td><div><div><p>The OAuth v2.0 Authorization Code and OAuth v2.0 Client Credentials connection types now include the <strong>Base Url</strong> field.</p></div></div></td><td><div><div><p>W-15434750</p></div></div></td></tr><tr><td><div><div><p>The connector now has enhanced error handling for <code>503</code> errors.</p></div></div></td><td><div><div><p>W-14979235</p></div></div></td></tr><tr><td><div><div><p>The connector now has enhanced error handling for <code>IOException</code> errors.</p></div></div></td><td><div><div><p>W-14336916</p></div></div></td></tr></tbody></table>

## 1.2.4

**May 20, 2024**

### Compatibility

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>OpenJDK</p></td><td><p>8, 11, and 17</p></td></tr></tbody></table>

### Fixed Issues

<table><colgroup><col> <col></colgroup><thead><tr><th>Issue Resolution</th><th>ID</th></tr></thead><tbody><tr><td><div><div><p>The connector now handles the <code>The token has expired</code> error correctly and refreshes the access token.</p></div></div></td><td><div><div><p>W-15755241</p></div></div></td></tr></tbody></table>

## 1.2.3

**April 30, 2024**

### What’s New

- This connector is now compatible with Java 17.

### Compatibility

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>OpenJDK</p></td><td><p>8, 11, and 17</p></td></tr></tbody></table>

## 1.2.2

**September 20, 2023**

### Compatibility

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>Open JDK</p></td><td><p>8 and 11</p></td></tr></tbody></table>

### Fixed Issues

<table><colgroup><col> <col></colgroup><thead><tr><th>Issue Resolution</th><th>ID</th></tr></thead><tbody><tr><td><div><div><p>The connector’s dependency commons-io:commons-io was updated to version 2.13.0 to fix a security vulnerability.</p></div></div></td><td><div><div><p>W-14103194</p></div></div></td></tr></tbody></table>

## 1.2.1

**August 1, 2023**

### Compatibility

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>Open JDK</p></td><td><p>8 and 11</p></td></tr></tbody></table>

### Fixed Issues

<table><colgroup><col> <col></colgroup><thead><tr><th>Issue Resolution</th><th>ID</th></tr></thead><tbody><tr><td><div><div><p>The connector now handles the <code>Lifetime validation failed, the token is expired</code> error correctly and refreshes the access token.</p></div></div></td><td><div><div><p>W-13854155</p></div></div></td></tr></tbody></table>

## 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

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>Open JDK</p></td><td><p>8 and 11</p></td></tr></tbody></table>

## 1.1.5

**February 1, 2023**

### Compatibility

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>Open JDK</p></td><td><p>8 and 11</p></td></tr></tbody></table>

### Fixed Issues

<table><colgroup><col> <col></colgroup><thead><tr><th>Issue Resolution</th><th>ID</th></tr></thead><tbody><tr><td><div><div><p>The <strong>On New Email</strong> source now receives messages correctly when the <strong>Since</strong> field is blank.</p></div></div></td><td><div><div><p>W-12429278</p></div></div></td></tr></tbody></table>

## 1.1.4

**May 31, 2022**

### Compatibility

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>Open JDK</p></td><td><p>8 and 11</p></td></tr></tbody></table>

### Fixed Issues

<table><colgroup><col> <col></colgroup><thead><tr><th>Issue</th><th>ID</th></tr></thead><tbody><tr><td><div><div><p>The <strong>On New Email</strong> source now receives messages correctly when the poll returns an empty list.</p></div></div></td><td><div><div><p>W-11200829</p></div></div></td></tr></tbody></table>

## 1.1.3

**May 24, 2022**

### Compatibility

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>Open JDK</p></td><td><p>8 and 11</p></td></tr></tbody></table>

### Fixed Issues

<table><colgroup><col> <col></colgroup><thead><tr><th>Issue</th><th>ID</th></tr></thead><tbody><tr><td><div><div><p>The <strong>On New Email</strong> source no longer throws a <code>NullPointerException</code> when using a shared mailbox.</p></div></div></td><td><div><div><p>W-11137115</p></div></div></td></tr></tbody></table>

## 1.1.2

**April 26, 2022**

### Compatibility

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>Open JDK</p></td><td><p>8 and 11</p></td></tr></tbody></table>

### Fixed Issues

<table><colgroup><col> <col></colgroup><thead><tr><th>Issue</th><th>ID</th></tr></thead><tbody><tr><td><div><div><p>The <strong>Get Message Attachment</strong> operation now returns content as <code>application/octet-stream</code> instead of <code>application/json</code> when <strong>Get Raw Content</strong> is set to <code>true</code>.</p></div></div></td><td><div><div><p>W-11001868</p></div></div></td></tr></tbody></table>

## 1.1.1

**April 4, 2022**

### Compatibility

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>Open JDK</p></td><td><p>8 and 11</p></td></tr></tbody></table>

### Fixed Issues

<table><colgroup><col> <col></colgroup><thead><tr><th>Issue</th><th>ID</th></tr></thead><tbody><tr><td><div><div><p>If the Outlook mailbox settings have no time zone, the connector defaults to the UTC time zone.</p></div></div></td><td><div><div><p>W-10906852</p></div></div></td></tr></tbody></table>

## 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

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>Open JDK</p></td><td><p>8 and 11</p></td></tr></tbody></table>

## 1.0.4

**March 7, 2022**

### Compatibility

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>Open JDK</p></td><td><p>8 and 11</p></td></tr></tbody></table>

### Fixed Issues

<table><colgroup><col> <col></colgroup><thead><tr><th>Issue</th><th>ID</th></tr></thead><tbody><tr><td><div><div><p>The Users.Read.All permission is no longer required to create a connection.</p></div></div></td><td><div><div><p>W-10736015</p></div></div></td></tr></tbody></table>

## 1.0.3

**February 16, 2022**

### Compatibility

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>Open JDK</p></td><td><p>8 and 11</p></td></tr></tbody></table>

### Fixed Issues

<table><colgroup><col> <col></colgroup><thead><tr><th>Issue</th><th>ID</th></tr></thead><tbody><tr><td><div><div><p>Added input metadata for the <strong>Update event</strong>, <strong>Forward event</strong>, <strong>Accept event</strong>, and <strong>Decline event</strong> operations.</p></div></div></td><td><div><div><p>CONN-10000</p></div></div></td></tr><tr><td><div><div><p>Added value provider support for calendar (<strong>Delete event attachment</strong> and <strong>Get event attachment</strong> operations).</p></div></div></td><td><div><div><p>CONN-10000</p></div></div></td></tr><tr><td><div><div><p>Added value provider support for email folders, to display the possible folder values.</p></div></div></td><td><div><div><p>CONN-10000</p></div></div></td></tr><tr><td><div><div><p>Added value provider support for events, to display the possible event values.</p></div></div></td><td><div><div><p>CONN-10046</p></div></div></td></tr><tr><td><div><div><p>The access token did not refresh for sources.</p></div></div></td><td><div><div><p>W-10693582</p></div></div></td></tr></tbody></table>

## 1.0.2

**January 14, 2022**

### Compatibility

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>Open JDK</p></td><td><p>8 and 11</p></td></tr></tbody></table>

### Fixed Issues

<table><colgroup><col> <col></colgroup><thead><tr><th>Issue</th><th>ID</th></tr></thead><tbody><tr><td><div><div><p>Upgraded library dependencies.</p></div></div></td><td><div><div><p>CONN-9985</p></div></div></td></tr></tbody></table>

## 1.0.1

**November 12, 2021**

### Compatibility

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>Open JDK</p></td><td><p>8 and 11</p></td></tr></tbody></table>

### Fixed Issues

<table><colgroup><col> <col></colgroup><thead><tr><th>Issue</th><th>ID</th></tr></thead><tbody><tr><td><div><div><p>Fixed reported security vulnerabilities.</p></div></div></td><td><div><div><p>CONN-9289</p></div></div></td></tr></tbody></table>

## 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

<table><colgroup><col> <col></colgroup><thead><tr><th>Software</th><th>Version</th></tr></thead><tbody><tr><td><p>Mule runtime engine</p></td><td><p>4.3.0 and later</p></td></tr><tr><td><p>Open JDK</p></td><td><p>8 and 11</p></td></tr></tbody></table>

## See Also

- [Salesforce Help](https://help.salesforce.com)

- [MuleSoft Services](https://www.mulesoft.com/support-and-services)

- [Known Issues](https://help.salesforce.com/s/issues)