by Marco van Wieren 4.9 (39 reviews)

WPO365

Name: WPO365 | MICROSOFT 365 GRAPH MAILER
Rating: 4.9 (39 reviews)
Author: Marco van Wieren

Send WordPress emails from a M365 / Exchange Online Mailbox using Microsoft Graph, leveraging OAuth for authentication which is more secure than SMTP

WPO365 ranks #1,781 among WordPress.org plugins with 10,000+ active installations, is #93 of 3,128 in the Communication category, a 4.9/5 rating from 39 reviews, and was last updated Jul 23, 2026. Data from WordPress.org, refreshed twice daily — see methodology.

Compatible with WP 7

v5.10 Current Version v5.10

Updated 1 week ago Last Update on 23 Jul, 2026

Refreshed 9 hours ago Last Refreshed on

#93 of 3,128 in Communication Top 5% by installs Downloads -70.3% this week Actively maintained

View on WordPress.org

Rank

#1,781

+4 this week

Active Installs

10K+

-35.3%

KW Avg Position

19.3

0.5 better

Downloads

181.6K

+232 today

Support Resolved

— No change

Rating

98%

Review 4.9 out of 5

4.9 (39 reviews)

Next Milestone 20K

Total Progress 56.7%

10K+ 20K+

337

Ranks to Climb

Growth Needed

8,000,000

Active Installs

Pro

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Need 4,332 more installs to reach 20K+

Rank Changes

Current #1,781

Change

Best #

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Active Installs Growth

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Active Installs 0,000,000+

Growth +0.0%

Peak 0,000,000

Downloads Growth

Downloads

Growth

Peak

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Reviews & Ratings

4.9

39 reviews

Overall 98%

38 (97%)

0 (0%)

1 (3%)

0 (0%)

Tracked Keywords

Showing 4 of 4

Keyword	Position	Change	Type	Updated
phpmailer	4	—	Tag	1 day ago
wp_mail	10	—	Tag	1 day ago
microsoft	12	—	Tag	1 day ago
smtp	51	—	Tag	1 day ago

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Security History

Source: WPVulnerability

1 known vulnerability on record · 1 in the last 24 months · checked 2 days ago

Feb 23, 2025

WPO365 | MICROSOFT 365 GRAPH MAILER [wpo365-msgraphmailer] < 3.3

CVE-2025-1488 · Fixed in v3.3

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Plugin Details

Version: 5.10
Last Updated: Jul 23, 2026
Requires WP: 5.0+
Tested Up To: 7
PHP Version: 7.4 or higher
Author: Marco van Wieren

Support & Rating

Rating: ★ ★ ★ ★ ★ 4.9
Reviews: 39
Support Threads: 0
Resolved: 0%

Keywords

email microsoft phpmailer smtp wp_mail

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Frequently Asked Questions

Common questions about WPO365 | MICROSOFT 365 GRAPH MAILER

WPO365 | MICROSOFT 365 GRAPH MAILER has 10,000+ active installations on the WordPress.org plugin directory.

WPO365 | MICROSOFT 365 GRAPH MAILER holds a 4.9 out of 5 star rating based on 39 user reviews on WordPress.org.

WPO365 | MICROSOFT 365 GRAPH MAILER is developed by Marco van Wieren and published on the official WordPress.org plugin repository.

WPO365 | MICROSOFT 365 GRAPH MAILER requires WordPress 5.0 or higher, is tested up to WordPress 7 and needs PHP 7.4 or newer.

WPO365 | MICROSOFT 365 GRAPH MAILER has been downloaded 181,588+ times from WordPress.org.

The latest version of WPO365 | MICROSOFT 365 GRAPH MAILER is 5.10. It was last updated on July 23, 2026.

Yes. WPO365 | MICROSOFT 365 GRAPH MAILER is a free WordPress plugin available to download and install from the WordPress.org plugin directory.

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WPO365

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