WP Libre Form Security & Risk Analysis

wordpress.org/plugins/wp-libre-form

Use standard HTML5 markup to create fully functional forms for WordPress

200 active installs v1.4.3 PHP + WP 4.2+ Updated Oct 24, 2017
collectorcontactformhtmllead
85
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is WP Libre Form Safe to Use in 2026?

Generally Safe

Score 85/100

WP Libre Form has no known CVEs and is actively maintained. It's a solid choice for most WordPress installations.

No known CVEs Updated 8yr ago
Risk Assessment

The wp-libre-form v1.4.3 plugin demonstrates a generally good security posture with several positive indicators. The absence of any recorded vulnerabilities (CVEs) and the complete reliance on prepared statements for SQL queries are significant strengths. Furthermore, the plugin utilizes capability checks for its entry points and has a high percentage of properly escaped outputs, indicating an awareness of common web security pitfalls. However, there are notable areas of concern. The analysis reveals a total of three entry points, with two of them lacking authentication checks. This exposes the plugin to potential unauthorized access and actions if these unprotected entry points handle sensitive data or functionality. The lack of taint analysis results also limits the understanding of potential data flow vulnerabilities, although the absence of dangerous functions and file operations is a positive sign.

Key Concerns

  • 2 AJAX handlers without auth checks
  • 1 entry point without authentication
  • No taint analysis results
Vulnerabilities
None known

WP Libre Form Security Vulnerabilities

No known vulnerabilities — this is a good sign.
Version History

WP Libre Form Release Timeline

v1.5.0.1
v1.4.3Current
v1.4.2
v1.4
v1.3.1
v1.3
v1.2.3
v1.2.2
v1.2.1
v1.2
v1.1.2
v1.1.1
v1.1
v1.0.2
v1.0.1
Code Analysis
Analyzed Mar 16, 2026

WP Libre Form Code Analysis

Dangerous Functions
0
Raw SQL Queries
0
0 prepared
Unescaped Output
10
58 escaped
Nonce Checks
1
Capability Checks
3
File Operations
0
External Requests
0
Bundled Libraries
0

Output Escaping

85% escaped68 total outputs
Attack Surface
2 unprotected

WP Libre Form Attack Surface

Entry Points3
Unprotected2

AJAX Handlers 2

authwp_ajax_wplf_submitinc\wplf-ajax.php:6
noprivwp_ajax_wplf_submitinc\wplf-ajax.php:7

Shortcodes 1

[libre-form] classes\class-cpt-wplf-form.php:41
WordPress Hooks 38
actioninitclasses\class-cpt-wplf-form.php:23
filterget_sample_permalink_htmlclasses\class-cpt-wplf-form.php:26
actionsave_postclasses\class-cpt-wplf-form.php:27
filtercontent_save_preclasses\class-cpt-wplf-form.php:28
actionadd_meta_boxesclasses\class-cpt-wplf-form.php:29
actionadmin_enqueue_scriptsclasses\class-cpt-wplf-form.php:30
filterpost_row_actionsclasses\class-cpt-wplf-form.php:33
filtermanage_edit-wplf-form_columnsclasses\class-cpt-wplf-form.php:34
actionmanage_posts_custom_columnclasses\class-cpt-wplf-form.php:35
filterdefault_contentclasses\class-cpt-wplf-form.php:37
filteruser_can_richeditclasses\class-cpt-wplf-form.php:38
actionwpclasses\class-cpt-wplf-form.php:42
filterthe_contentclasses\class-cpt-wplf-form.php:43
actionwp_enqueue_scriptsclasses\class-cpt-wplf-form.php:44
filterwplf_formclasses\class-cpt-wplf-form.php:47
filterwplf_formclasses\class-cpt-wplf-form.php:48
filterwplf_formclasses\class-cpt-wplf-form.php:49
filterwplf_formclasses\class-cpt-wplf-form.php:57
actioninitclasses\class-cpt-wplf-submission.php:23
actionadd_meta_boxesclasses\class-cpt-wplf-submission.php:26
filtermanage_edit-wplf-submission_columnsclasses\class-cpt-wplf-submission.php:29
actionmanage_posts_custom_columnclasses\class-cpt-wplf-submission.php:30
actionrestrict_manage_postsclasses\class-cpt-wplf-submission.php:31
filterpre_get_postsclasses\class-cpt-wplf-submission.php:32
actionadmin_noticesclasses\class-cpt-wplf-submission.php:35
filterbulk_actions-edit-wplf-submissionclasses\class-cpt-wplf-submission.php:36
filterhandle_bulk_actions-edit-wplf-submissionclasses\class-cpt-wplf-submission.php:37
filterwplf_formclasses\class-wplf-polylang.php:20
filtersave_post_wplf-formclasses\class-wplf-polylang.php:21
actionafter_setup_themeclasses\class-wplf-polylang.php:22
actionwplf_success_messageclasses\class-wplf-polylang.php:25
actionwplf_save_success_messageclasses\class-wplf-polylang.php:26
actionwplf_ajax_objectclasses\class-wplf-polylang.php:27
actionwplf_post_validate_submissioninc\wplf-form-actions.php:3
filterwplf_validate_submissioninc\wplf-form-validation.php:6
filterwplf_validate_submissioninc\wplf-form-validation.php:29
actionafter_setup_themewp-libre-form.php:59
actionplugins_loadedwp-libre-form.php:61
Maintenance & Trust

WP Libre Form Maintenance & Trust

Maintenance Signals

WordPress version tested4.8.28
Last updatedOct 24, 2017
PHP min version
Downloads5K

Community Trust

Rating100/100
Number of ratings7
Active installs200
Developer Profile

WP Libre Form Developer Profile

Viljami Kuosmanen

4 plugins · 240 total installs

84
trust score
Avg Security Score
85/100
Avg Patch Time
30 days
View full developer profile
Detection Fingerprints

How We Detect WP Libre Form

Patterns used to identify this plugin on WordPress sites during automated security audits and web crawling.

Asset Fingerprints

Asset Paths
/wp-content/plugins/wp-libre-form/assets/css/libre-form-admin.css/wp-content/plugins/wp-libre-form/assets/js/libre-form-admin.js/wp-content/plugins/wp-libre-form/assets/css/libre-form-frontend.css/wp-content/plugins/wp-libre-form/assets/js/libre-form-frontend.js
Script Paths
/wp-content/plugins/wp-libre-form/assets/js/libre-form-admin.js/wp-content/plugins/wp-libre-form/assets/js/libre-form-frontend.js
Version Parameters
wp-libre-form/assets/css/libre-form-admin.css?ver=wp-libre-form/assets/js/libre-form-admin.js?ver=wp-libre-form/assets/css/libre-form-frontend.css?ver=wp-libre-form/assets/js/libre-form-frontend.js?ver=

HTML / DOM Fingerprints

CSS Classes
wplf-form-containerwplf-form-wrapper
HTML Comments
<!-- form options --><!-- form submit options --><!-- form confirmation message -->
Data Attributes
data-wplf-id
JS Globals
wpLibreFormAdminwpLibreFormFrontend
REST Endpoints
/wp-json/wplf/v1/forms
Shortcode Output
[libre-form id="%d"]
FAQ

Frequently Asked Questions about WP Libre Form