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PluginCanary

WP Post Signature

by Soli · 1,000+ active installs · Checked 3 Nov 2026
Avoid2 Criticals1 Warning

Avoid: vulnerability published 31 Dec 2025 still has no fix after 14 days.

39/ 100 Canary Score

Capped at 39 while a vulnerability has no patch.

Sub-scores for WP Post Signature
Ownership100
Maintenance0
Security35
Support70
Reputation70

How the score works

Active signals

Facts we detected, with links to the source.

  • CriticalSEC-2Vulnerability published 31 Dec 2025 still has no fix after 14 days. Disable or replace the plugin. No fix has been released.14 Jan 2026Evidence
  • CriticalMNT-1No release in 62 months (last release 16 Sep 2021). Plan a replacement if the plugin is important to your site.16 Sep 2022Evidence
  • WarningMNT-2Tested up to WordPress 5.8.19, 13 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.

Committers and their active periods
allnull9 May 2011 to 16 Sep 2021, 55 commits

1 committer recorded. No ownership changes recorded since 3 Nov 2026.

Maintenance

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

Last release 16 Sep 2021. Tested up to 5.8, 13 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

PublishedIssueCVSSAffectedFixed inDays to patch
31 Dec 2025Post Signature <= 0.4.1 - Authenticated (Author+) Stored Cross-Site Scripting6.4<= 0.4.1No fixn/a

Source: Wordfence Intelligence.

Reputation

Lifetime rating 3.8 from 13 ratings. Quarterly trends appear as new reviews arrive.

Rating distribution
5 star8
4 star1
3 star0
2 star1
1 star3

Momentum

1,000+ active installs. History builds with each weekly snapshot.

Weekly downloads, last 27 weeks
Weekly downloads for WP Post Signature
4 May 202617
11 May 202655
18 May 202664
25 May 202647
1 Jun 202629
8 Jun 202645
15 Jun 202630
22 Jun 202626
29 Jun 202628
6 Jul 202624
13 Jul 202623
20 Jul 202635
27 Jul 202632
3 Aug 202648
10 Aug 202638
17 Aug 202650
24 Aug 202639
31 Aug 202633
7 Sep 202651
14 Sep 202661
21 Sep 202662
28 Sep 202655
5 Oct 202650
12 Oct 202654
19 Oct 202695
26 Oct 202685
2 Nov 202619

Weekly downloads over the last 4 weeks are 43% above the 27-week average.

Healthier alternatives

Same category, higher Canary Score. Never sponsored.

No healthier plugin in the same category yet.

Facts

Version0.4.1
AuthorSoli
Added9 May 2011
Last updated16 Sep 2021
Active installs1,000+
Requires WordPress3.0
Tested up to5.8.19
Requires PHPnot stated
CategoryContent Management > Blog & Article Publishing
Tagssignature, post signature

Other plugins by this author: WP Code Prettify

Questions

Is WP Post Signature still maintained?

WP Post Signature was last updated on 16 Sep 2021. Its Canary status is Avoid.

Is WP Post Signature safe?

WP Post Signature has 1 published vulnerability with no patched version. Its Canary status is Avoid.

Who owns WP Post Signature?

The wordpress.org author is Soli. Recent committers: allnull, plugin-master. We have recorded no ownership change.

What can I use instead of WP Post Signature?

We have no healthier plugin in the same category on record yet.

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