Skip to content
PluginCanary

Custom Block Builder

Custom Block Builder - Lazy Blocks
by nK · 20,000+ active installs · Checked 4 Nov 2026
Healthy

Healthy: maintained, last release 26 Oct 2026, 82 releases in 24 months, no unpatched vulnerabilities.

85/ 100 Canary Score
Sub-scores for Custom Block Builder
Ownership100
Maintenance100
Security75
Support70
Reputation70

How the score works

Quick answers

Is Custom Block Builder still maintained?
Yes. Last release 26 Oct 2026, 82 releases in the last 24 months. 26 Oct 2026 · wordpress.org
Who owns Custom Block Builder, and has it changed hands?
No change recorded. Main committer nko since Aug 2018. 4 Nov 2026 · SVN log
Was Custom Block Builder removed from wordpress.org?
No. Listed on wordpress.org as of 4 Nov 2026. 4 Nov 2026 · wordpress.org
Is Custom Block Builder safe?
4 known vulnerabilities, all fixed (latest in 4.3.0). Not on the exploited list. 11 Jun 2026 · Wordfence Intelligence
Is the latest Custom Block Builder update safe to install?
No ownership change before 4.5.1. No one-star spike after it. 26 Oct 2026 · Release history

Active signals

Facts we detected, with links to the source.

No open risk signals. Signals appear here when we detect an ownership change, closure, vulnerability or decline.

Ownership timeline

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

Committers and their active periods
nko9 Aug 2018 to 26 Oct 2026, 99 commits

1 committer recorded. No ownership change since 2018.

Maintenance

Last release
9 days ago
Releases, 24 months
82
Tested up to
7.2 current
Requires PHP
8.3 supported 8.2+
Releases per quarter
Releases per quarter for Custom Block Builder
Q1 20240
Q2 20240
Q3 20240
Q4 20241
Q1 20250
Q2 20253
Q3 202569
Q4 20251
Q1 20261
Q2 20262
Q3 20262
Q4 20263

Last release 26 Oct 2026. Tested with WordPress 7.1 (current).

Reputation

Last 90 days: no reviews. Lifetime: 4.9.

Average rating per quarter for Custom Block Builder
Q1 20245.0
Q3 20245.0
Q4 20245.0
Q1 20255.0
Q2 20255.0
Q3 20255.0

Average rating stayed at 5.0 between Q1 2024 and Q3 2025.

Rating distribution
5 star76
4 star3
3 star1
2 star0
1 star0

Security record

4 vulnerabilities in 24 months, all patched (latest fixed in 4.3.0).

Show 4 patched vulnerabilities
PublishedIssueCVSSAffectedFixed inDays to patch
11 Jun 2026Custom Block Builder – Lazy Blocks < 4.3.0 - Authenticated (Administrator+) Stored Cross-Site Scripting4.4< 4.3.04.3.0Patched before disclosure
10 Feb 2026Custom Block Builder – Lazy Blocks <= 4.2.0 - Authenticated (Contributor+) Remote Code Execution8.8<= 4.2.04.2.1Patched before disclosure
22 Sep 2025Lazy Blocks <= 4.1.0 - Missing Authorization4.3<= 4.1.04.1.13
4 Feb 2025Custom Block Builder – Lazy Blocks <= 3.8.2 - Reflected Cross-Site Scripting6.1<= 3.8.23.8.3Patched before disclosure

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

Support

0% of 1 support threads resolved in the last 2 months.

Momentum

20,000+ active installs. History builds with each weekly snapshot.

Weekly downloads, last 27 weeks
Weekly downloads for Custom Block Builder
4 May 20261,088
11 May 20261,645
18 May 20262,052
25 May 20261,413
1 Jun 20261,297
8 Jun 20265,825
15 Jun 20262,404
22 Jun 20261,438
29 Jun 20261,488
6 Jul 20261,360
13 Jul 20261,110
20 Jul 20261,395
27 Jul 20261,080
3 Aug 2026935
10 Aug 2026855
17 Aug 20261,012
24 Aug 20266,557
31 Aug 20267,753
7 Sep 20261,743
14 Sep 20261,801
21 Sep 20261,561
28 Sep 20261,435
5 Oct 20261,294
12 Oct 20267,636
19 Oct 20266,684
26 Oct 20267,578
2 Nov 2026399

Weekly downloads over the last 4 weeks are 112% above the 27-week average.

Healthier alternatives

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

Blocks AnimationScore 93 · 90,000+Superb AddonsScore 93 · 80,000+Spectra BlocksScore 93 · 60,000+Gmap BlockScore 93 · 10,000+Twentig Supercharged Block EditorScore 92 · 20,000+

Facts

Version4.5.1
AuthornK
Added9 Aug 2018
Last updated26 Oct 2026
Active installs20,000+
Requires WordPress6.2
Tested up to7.2
Requires PHP8.3
CategoryDesign & Themes > Page Builders & Visual Editors
Tagsmeta, blocks, custom, fields, gutenberg

Other plugins by this author: Gallery by Visual Portfolio, Advanced WordPress Backgrounds, Block Animations, Motion & Scroll Effects - Ghost Kit, Sociality, DocsPress - Online Documentation, CyberPress, Vatomi, Mind - AI Page Builder, Redirect.txt

Questions

Is Custom Block Builder still maintained?

Yes. Last release 26 Oct 2026, 82 releases in the last 24 months.

Who owns Custom Block Builder, and has it changed hands?

No change recorded. Main committer nko since Aug 2018.

Was Custom Block Builder removed from wordpress.org?

No. Listed on wordpress.org as of 4 Nov 2026.

Is Custom Block Builder safe?

4 known vulnerabilities, all fixed (latest in 4.3.0). Not on the exploited list.

Is the latest Custom Block Builder update safe to install?

No ownership change before 4.5.1. 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 4 Nov 2026.Report a data issue