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WPSSO Core

WPSSO Core - Complete Schema Markup and Meta Tags
by JS Morisset · 4,000+ active installs · Checked 3 Nov 2026
Healthy

Healthy: maintained, last release 29 Oct 2026, 59 releases in 24 months, no unpatched vulnerabilities.

88/ 100 Canary Score
Sub-scores for WPSSO Core
Ownership100
Maintenance100
Security95
Support70
Reputation60

How the score works

Quick answers

Is WPSSO Core still maintained?
Yes. Last release 29 Oct 2026, 59 releases in the last 24 months. 29 Oct 2026 · wordpress.org
Who owns WPSSO Core, and has it changed hands?
No change recorded. Main committer jsmoriss since Mar 2024. 3 Nov 2026 · SVN log
Was WPSSO Core removed from wordpress.org?
No. Listed on wordpress.org as of 3 Nov 2026. 3 Nov 2026 · wordpress.org
Is WPSSO Core safe?
1 known vulnerability, fixed (latest in 18.18.2). Not on the exploited list. 30 Dec 2024 · Wordfence Intelligence
Is the latest WPSSO Core update safe to install?
No ownership change before 22.7.0. No one-star spike after it. 12 Sep 2026 · Release history

Active signals

Facts we detected, with links to the source.

  • InfoMOM-2Downloads in the last 4 weeks are down more than half vs the 26-week average. Review this plugin.4 Nov 2026Evidence

Ownership timeline

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

Committers and their active periods
jsmoriss20 Mar 2024 to 29 Oct 2026, 2000 commits

1 committer recorded. No ownership change since 2024.

Maintenance

Last release
6 days ago
Releases, 24 months
59
Tested up to
7.1 current
Requires PHP
7.4.33 supported 8.2+
Releases per quarter
Releases per quarter for WPSSO Core
Q1 20242
Q2 20241
Q3 202427
Q4 202413
Q1 20257
Q2 20257
Q3 20259
Q4 20259
Q1 20261
Q2 202613
Q3 20267
Q4 20260

Last release 29 Oct 2026. Tested with WordPress 7.1 (current).

Reputation

Last 90 days: no reviews. Lifetime: 4.6.

Rating distribution
5 star263
4 star13
3 star5
2 star6
1 star19

Security record

1 vulnerability in 24 months, patched (latest fixed in 18.18.2).

Show 1 patched vulnerability
PublishedIssueCVSSAffectedFixed inDays to patch
30 Dec 2024WPSSO Core <= 18.18.1 - Missing Authorization4.3<= 18.18.118.18.2Patched before disclosure

Sources: Wordfence Intelligence, CISA Known Exploited Vulnerabilities, readme changelogs.

Support

100% of 1 support threads resolved in the last 2 months.

Momentum

4,000+ active installs. History builds with each weekly snapshot.

Weekly downloads, last 27 weeks
Weekly downloads for WPSSO Core
4 May 2026347
11 May 2026905
18 May 20268,610
25 May 20266,630
1 Jun 20262,246
8 Jun 20264,662
15 Jun 20263,428
22 Jun 2026558
29 Jun 2026432
6 Jul 2026747
13 Jul 2026490
20 Jul 20263,272
27 Jul 2026717
3 Aug 2026820
10 Aug 20263,119
17 Aug 20261,121
24 Aug 20263,435
31 Aug 20263,528
7 Sep 20263,151
14 Sep 20261,131
21 Sep 2026668
28 Sep 2026477
5 Oct 2026431
12 Oct 2026414
19 Oct 2026541
26 Oct 2026611
2 Nov 202697

Weekly downloads over the last 4 weeks are 79% below the 27-week average.

Healthier alternatives

Same job, rated Healthy, higher Canary Score and at least 10,000 installs. Never sponsored.

ThinkRank SEOScore 93 · 20,000+Dynamic XML Sitemaps Generator forScore 93 · 20,000+XML Sitemap Generator for GoogleScore 92 · 1,000,000+The SEO FrameworkScore 92 · 200,000+CrawlWP SEOScore 92 · 30,000+

Facts

Version22.7.0
AuthorJS Morisset
Added29 Dec 2013
Last updated29 Oct 2026
Active installs4,000+
Requires WordPress6.0
Tested up to7.1.4
Requires PHP7.4.33
CategoryE-commerce & Shopping
Tagsschema, Optimize, meta tags, woocommerce, search results

Other plugins by this author: JSM Show Post Metadata, JSM Force HTTP to HTTPS / SSL - No Setup, Fast and Reliable, JSM Show User Metadata, JSM Non-Breaking Space (nbsp) for French Content, JSM Show Term Metadata, WPSSO Tune WP Image Editors, JSM Show Order Metadata for WooCommerce HPOS, WPSSO Schema Product Metadata for WooCommerce, WPSSO WP Sitemaps XML with News, Image, and Video Sitemap, WPSSO Schema Breadcrumbs Markup, WPSSO Schema Organization and Place Manager, JSM file_get_contents() Shortcode

Questions

Is WPSSO Core still maintained?

Yes. Last release 29 Oct 2026, 59 releases in the last 24 months.

Who owns WPSSO Core, and has it changed hands?

No change recorded. Main committer jsmoriss since Mar 2024.

Was WPSSO Core removed from wordpress.org?

No. Listed on wordpress.org as of 3 Nov 2026.

Is WPSSO Core safe?

1 known vulnerability, fixed (latest in 18.18.2). Not on the exploited list.

Is the latest WPSSO Core update safe to install?

No ownership change before 22.7.0. No one-star spike after it.

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