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PluginCanary

SMTP

by soso · 600+ active installs · Checked 3 Nov 2026
At risk1 Critical1 Warning

At risk: no release in 108 months (last release 28 Nov 2017).

59/ 100 Canary Score

Capped at 59 while a Critical signal is open.

Sub-scores for SMTP
Ownership100
Maintenance0
Security100
Support70
Reputation70

How the score works

Active signals

Facts we detected, with links to the source.

  • CriticalMNT-1No release in 108 months (last release 28 Nov 2017). Plan a replacement if the plugin is important to your site.28 Nov 2018Evidence
  • WarningMNT-2Tested up to WordPress 3.3.2, 38 major versions behind 7.1.4. Plan a replacement if the plugin is important to your site.3 Nov 2026Evidence

Ownership timeline

Who commits to the plugin's code on wordpress.org, over time.

Commit history is collected for plugins with 1,000+ installs or on a watchlist. No ownership changes recorded since 3 Nov 2026.

Maintenance

Last release
9 years ago
Releases, 24 months
0
Tested up to
3.3 vs 7.1
Requires PHP
not stated supported 8.2+

Last release 28 Nov 2017. Tested up to 3.3, 38 major versions behind WordPress 7.1. Release history builds as we see new versions.

Support

Support history appears after our first snapshots of the forum counts.

Security record

No published vulnerabilities on record for this plugin.

Source: Wordfence Intelligence.

Reputation

Lifetime rating 2.5 from 4 ratings. Quarterly trends appear as new reviews arrive.

Rating distribution
5 star0
4 star2
3 star0
2 star0
1 star2

Momentum

600+ active installs. History builds with each weekly snapshot.

Momentum history builds with each snapshot.

Healthier alternatives

Same category, higher Canary Score. Never sponsored.

WP Mail SMTP by WPForms - SMTP for Reliable Email Delivery with Gmail, Outlook, Amazon SES, Brevo, Other SMTP & MoreScore 93 · 4,000,000+Easy WP SMTP - WordPress SMTP and Email Logs: Gmail SMTP, Office 365, Outlook, Custom SMTP, and moreScore 92 · 500,000+FluentSMTP - WP Mail SMTP Plugin with Amazon SES, SendGrid, Mailgun, Postmark, Cloudflare, toSend, Gmail and Any SMTPScore 91 · 700,000+Stop WP Emails Going to SpamScore 91 · 10,000+WP Offload SES LiteScore 91 · 10,000+

Facts

Version1.1.2
Authorsoso
Added28 Jun 2011
Last updated28 Nov 2017
Active installs600+
Requires WordPress3.0
Tested up to3.3.2
Requires PHPnot stated
CategoryCommunication & Messaging > SMTP & Email Delivery Services
Tagsmail, smtp, email, mailer, wp_mail

Questions

Is SMTP still maintained?

SMTP was last updated on 28 Nov 2017. Its Canary status is At risk.

Is SMTP safe?

SMTP has no open unpatched vulnerabilities on record. 0 vulnerabilities were published in the last 24 months. Its Canary status is At risk.

Who owns SMTP?

The wordpress.org author is soso. We have recorded no ownership change.

What can I use instead of SMTP?

Plugins in the same category with a higher Canary Score: WP Mail SMTP by WPForms - SMTP for Reliable Email Delivery with Gmail, Outlook, Amazon SES, Brevo, Other SMTP & More, Easy WP SMTP - WordPress SMTP and Email Logs: Gmail SMTP, Office 365, Outlook, Custom SMTP, and more, FluentSMTP - WP Mail SMTP Plugin with Amazon SES, SendGrid, Mailgun, Postmark, Cloudflare, toSend, Gmail and Any SMTP, Stop WP Emails Going to Spam, WP Offload SES Lite.

Data: wordpress.org Plugins API, plugins SVN and Trac, wordpress.org reviews, Wordfence Intelligence.Plugin data refreshed 3 Nov 2026.Report a data issue