Responder Security & Risk Analysis

wordpress.org/plugins/responder

Integration between Rav Messer and WordPress.

3K active installs v4.4.4 PHP 7.4+ WP 4.7+ Updated Dec 8, 2025
rav-messerresponder
99
A · Safe
CVEs total1
Unpatched0
Last CVESep 5, 2025
Safety Verdict

Is Responder Safe to Use in 2026?

Generally Safe

Score 99/100

Responder has a strong security track record. Known vulnerabilities have been patched promptly. It's a solid choice for most WordPress installations.

1 known CVELast CVE: Sep 5, 2025Updated 5mo ago
Risk Assessment

The 'responder' plugin version 4.4.4 demonstrates a generally good security posture with strong adherence to secure coding practices. The plugin exhibits a high percentage of properly escaped output and exclusively uses prepared statements for its SQL queries, significantly mitigating common web application vulnerabilities. Its vulnerability history, while including a past medium-severity CVE, is currently clear of unpatched issues, indicating proactive maintenance. However, the presence of two AJAX handlers without authentication checks presents a notable risk. While the attack surface is otherwise well-secured, these unprotected entry points could be exploited if they perform sensitive actions or expose information without proper authorization. The limited taint analysis and absence of known critical or high-severity vulnerabilities are positive signs, but the two unprotected AJAX handlers require immediate attention.

Key Concerns

  • AJAX handlers without auth checks
  • Past medium CVE, though currently patched
Vulnerabilities
1 published

Responder Security Vulnerabilities

CVEs by Year

1 CVE in 2025
2025
Patched Has unpatched

Severity Breakdown

Medium
1

1 total CVE

CVE-2025-58801medium · 4.3Cross-Site Request Forgery (CSRF)

Responder <= 4.3.8 - Cross-Site Request Forgery

Sep 5, 2025 Patched in 4.4.0 (25d)
Version History

Responder Release Timeline

v4.4.4Current
v4.4.3
v4.4.2
v4.4.1
v4.4.0
v4.3.81 CVE
v4.3.71 CVE
v4.3.61 CVE
v4.3.51 CVE
v4.3.41 CVE
v4.3.31 CVE
v4.3.21 CVE
v4.3.11 CVE
v4.3.01 CVE
v4.2.31 CVE
v4.2.21 CVE
v4.2.11 CVE
v4.2.01 CVE
v4.1.51 CVE
v4.1.41 CVE
Code Analysis
Analyzed Mar 16, 2026

Responder Code Analysis

Dangerous Functions
0
Raw SQL Queries
0
7 prepared
Unescaped Output
2
247 escaped
Nonce Checks
2
Capability Checks
10
File Operations
2
External Requests
2
Bundled Libraries
2

Bundled Libraries

DataTablesSelect2

SQL Query Safety

100% prepared7 total queries

Output Escaping

99% escaped249 total outputs
Attack Surface
2 unprotected

Responder Attack Surface

Entry Points10
Unprotected2

AJAX Handlers 10

authwp_ajax_RMP_getSubscribersSheetByListIdplugin\AJAX.php:153
authwp_ajax_RMP_getListsBySystemNameplugin\AJAX.php:154
authwp_ajax_RMP_getPersonalFieldsByListIdplugin\AJAX.php:155
authwp_ajax_RMP_createSubscribersTagplugin\AJAX.php:156
authwp_ajax_RMP_getSubscribersTagsplugin\AJAX.php:157
authwp_ajax_RMP_saveElementorFormsSettingsplugin\AJAX.php:158
authwp_ajax_RMP_submitElementorFormplugin\AJAX.php:159
noprivwp_ajax_RMP_submitElementorFormplugin\AJAX.php:160
authwp_ajax_RMP_createCF7Formplugin\AJAX.php:161
authwp_ajax_RMP_createPojoFormplugin\AJAX.php:162
WordPress Hooks 37
actionadmin_initcheck_support.php:60
actionadmin_enqueue_scriptsintegrations\ContactForm7\Integration.php:81
actionwpcf7_after_saveintegrations\ContactForm7\Integration.php:82
actionwpcf7_before_send_mailintegrations\ContactForm7\Integration.php:83
actionwpcf7_mail_sentintegrations\ContactForm7\Integration.php:84
actionwpcf7_enqueue_scriptsintegrations\ContactForm7\Integration.php:85
actionwpcf7_initintegrations\ContactForm7\Integration.php:86
filterwpcf7_validate_telintegrations\ContactForm7\Integration.php:87
filterwpcf7_validate_tel*integrations\ContactForm7\Integration.php:88
filterwpcf7_editor_panelsintegrations\ContactForm7\Integration.php:89
actionelementor/backend/after_register_scriptsintegrations\Elementor\Integration.php:25
actionelementor/elements/categories_registeredintegrations\Elementor\Integration.php:26
actionelementor/frontend/after_register_scriptsintegrations\Elementor\Integration.php:27
actionelementor/controls/registerintegrations\Elementor\Integration.php:30
actionelementor/widgets/registerintegrations\Elementor\Integration.php:31
actionelementor/controls/controls_registeredintegrations\Elementor\Integration.php:33
actionelementor/widgets/widgets_registeredintegrations\Elementor\Integration.php:34
actionelementor_pro/initintegrations\ElementorPro\Integration.php:24
actionelementor/controls/registerintegrations\ElementorPro\Integration.php:27
actionelementor/controls/controls_registeredintegrations\ElementorPro\Integration.php:29
actionadd_meta_boxesintegrations\PojoForms\Integration.php:58
actionadmin_enqueue_scriptsintegrations\PojoForms\Integration.php:59
actionpojo_forms_mail_sentintegrations\PojoForms\Integration.php:60
actionsave_post_pojo_formsintegrations\PojoForms\Integration.php:61
actionadmin_noticesplugin\AdminNotices.php:71
actioninitplugin\Debugger.php:71
actionadmin_menuplugin\Debugger.php:72
actionedit_form_after_titleplugin\Debugger.php:73
actionRMP_api_log_create_subscriberplugin\Debugger.php:75
actionRMP_api_log_update_subscriberplugin\Debugger.php:76
actionadmin_enqueue_scriptsplugin\Enqueue.php:55
actionwp_enqueue_scriptsplugin\Enqueue.php:56
actioninitplugin\Main.php:34
actionadmin_menuplugin\Settings.php:79
actionplugins_loadedplugin\Settings.php:80
filteradmin_initplugin\Settings.php:83
actionadmin_initplugin\SettingsPage.php:65
Maintenance & Trust

Responder Maintenance & Trust

Maintenance Signals

WordPress version tested6.8.5
Last updatedDec 8, 2025
PHP min version7.4
Downloads50K

Community Trust

Rating100/100
Number of ratings2
Active installs3K
Developer Profile

Responder Developer Profile

KCS

1 plugin · 3K total installs

93
trust score
Avg Security Score
99/100
Avg Patch Time
25 days
View full developer profile
Detection Fingerprints

How We Detect Responder

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

Asset Fingerprints

Asset Paths
/wp-content/plugins/responder/css/integrations/contact-form-7/panel.css/wp-content/plugins/responder/js/integrations/contact-form-7/panel.js/wp-content/plugins/responder/js/integrations/contact-form-7/form.js/wp-content/plugins/responder/js/integrations/contact-form-7/tab.js
Script Paths
/wp-content/plugins/responder/js/integrations/contact-form-7/panel.js/wp-content/plugins/responder/js/integrations/contact-form-7/form.js/wp-content/plugins/responder/js/integrations/contact-form-7/tab.js
Version Parameters
rmp-cf7-panelrmp-cf7-formrmp-cf7-tab

HTML / DOM Fingerprints

CSS Classes
responder-extension-containerrmp-cf7-form-wrapper
HTML Comments
<!-- Responder Panel Template --><!-- Responder Hidden Field Template -->
Data Attributes
data-responder-url-redirectdata-responder-url-open-new-tabdata-responder-pass-params
JS Globals
rmpCF7MailSentData
Shortcode Output
[responder_form]
FAQ

Frequently Asked Questions about Responder