Does Free SMS OTP Verification for Gravity Forms By Firebase have any unpatched vulnerabilities?

No. All known vulnerabilities in Free SMS OTP Verification for Gravity Forms By Firebase have been patched as of the latest data update. Always keep the plugin updated to the latest version.

Is Free SMS OTP Verification for Gravity Forms By Firebase compatible with WordPress 5.5.18?

According to WordPress.org data, Free SMS OTP Verification for Gravity Forms By Firebase 1.0.8 has been tested up to WordPress 5.5.18. Check the plugin's changelog for the latest compatibility information.

Is Free SMS OTP Verification for Gravity Forms By Firebase compatible with PHP 5.6+?

Free SMS OTP Verification for Gravity Forms By Firebase requires PHP 5.6 or higher. Most modern WordPress hosts run PHP 8.1 or 8.2. If you are on an older PHP version, consider upgrading before installing this plugin.

Free SMS OTP Verification for Gravity Forms By Firebase Security & Risk Analysis

wordpress.org/plugins/free-sms-verification-for-gravity-forms

The best free SMS verification plugin for Gravity Forms, Verify users numbers before submitting the forms.

200 active installs v1.0.8 PHP 5.6+ WP 4.7+ Updated Mar 10, 2021

form-sms-otpgraivty-forms-otpgravity-forms-firebasegravity-forms-smsgravity-forms-verification

A · Safe

CVEs total0

Unpatched0

Last CVENever

Plugin page Download

Safety Verdict

Is Free SMS OTP Verification for Gravity Forms By Firebase Safe to Use in 2026?

Generally Safe

Score 85/100

Free SMS OTP Verification for Gravity Forms By Firebase has no known CVEs and is actively maintained. It's a solid choice for most WordPress installations.

No known CVEs Updated 5yr ago

Risk Assessment

The plugin 'free-sms-verification-for-gravity-forms' v1.0.8 exhibits a generally good security posture based on the provided static analysis. The absence of detected dangerous functions, the exclusive use of prepared statements for SQL queries, and the high percentage of properly escaped output are all positive indicators. Furthermore, the lack of known CVEs and a clean vulnerability history suggest a history of secure development.

Key Concerns

Missing Nonce Checks
No Capability Checks
Unsanitized Paths in Taint Flows
Bundled Library: Select2

Vulnerabilities

None known

Free SMS OTP Verification for Gravity Forms By Firebase Security Vulnerabilities

No known vulnerabilities — this is a good sign.

Code Analysis

Analyzed Mar 16, 2026

Free SMS OTP Verification for Gravity Forms By Firebase Code Analysis

Dangerous Functions

Raw SQL Queries

0 prepared

Unescaped Output

10 escaped

Nonce Checks

Capability Checks

File Operations

External Requests

Bundled Libraries

Select2

Output Escaping

91% escaped11 total outputs

Data Flows

2 unsanitized

Data Flow Analysis

2 flows2 with unsanitized paths

validate_form (app\class-app.php:82)

Source (user input) Sink (dangerous op) Sanitizer Transform Unsanitized Sanitized

Attack Surface

Free SMS OTP Verification for Gravity Forms By Firebase Attack Surface

Entry Points0

Unprotected0

WordPress Hooks 10

actionadmin_initapp\class-app.php:48

actionplugins_loadedapp\class-app.php:49

actiongform_loadedapp\class-app.php:50

filtergform_field_validationapp\class-app.php:51

actionwp_print_scriptsapp\class-app.php:52

actionnetwork_admin_noticesapp\class-app.php:175

actionadmin_noticesapp\class-app.php:178

filtergform_tooltipsapp\partials\class-gf-sms-addon.php:106

actiongform_field_standard_settingsapp\partials\class-gf-sms-addon.php:107

actiongform_enqueue_scriptsapp\partials\class-gf-sms-addon.php:116

Maintenance & Trust

Free SMS OTP Verification for Gravity Forms By Firebase Maintenance & Trust

Maintenance Signals

WordPress version tested5.5.18

Last updatedMar 10, 2021

PHP min version5.6

Downloads9K

Community Trust

Rating100/100

Number of ratings8

Active installs200

Alternatives

Free SMS OTP Verification for Gravity Forms By Firebase Alternatives

No alternatives data available yet.

Developer Profile

Free SMS OTP Verification for Gravity Forms By Firebase Developer Profile

WiserSteps

2 plugins · 210 total installs

trust score

Avg Security Score

85/100

Avg Patch Time

30 days

View full developer profile

Detection Fingerprints

How We Detect Free SMS OTP Verification for Gravity Forms By Firebase

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

Asset Fingerprints

Asset Paths

/wp-content/plugins/free-sms-verification-for-gravity-forms/assets/css/firebase-ui-auth.css/wp-content/plugins/free-sms-verification-for-gravity-forms/assets/css/firebase-ui-auth-rtl.css/wp-content/plugins/free-sms-verification-for-gravity-forms/assets/js/firebase-app.min.js/wp-content/plugins/free-sms-verification-for-gravity-forms/assets/js/firebase-auth.min.js/wp-content/plugins/free-sms-verification-for-gravity-forms/assets/js/public-script.js/wp-content/plugins/free-sms-verification-for-gravity-forms/assets/css/select2.min.css/wp-content/plugins/free-sms-verification-for-gravity-forms/assets/js/select2.min.js/wp-content/plugins/free-sms-verification-for-gravity-forms/assets/js/admin-script.js

Script Paths

https://www.gstatic.com/firebasejs/ui/4.5.1/firebase-ui-auth__.js

Version Parameters

gf-free-sms-verification/assets/css/firebase-ui-auth.css?ver=gf-free-sms-verification/assets/css/firebase-ui-auth-rtl.css?ver=gf-free-sms-verification/assets/js/firebase-app.min.js?ver=gf-free-sms-verification/assets/js/firebase-auth.min.js?ver=https://www.gstatic.com/firebasejs/ui/4.5.1/firebase-ui-auth__.js?ver=gf-free-sms-verification/assets/js/public-script.js?ver=gf-free-sms-verification/assets/css/select2.min.css?ver=gf-free-sms-verification/assets/js/select2.min.js?ver=gf-free-sms-verification/assets/js/admin-script.js?ver=

HTML / DOM Fingerprints

CSS Classes

gfield_gf-free-sms-verification

JS Globals

firebase_data

FAQ