Gravity Forms Email Blacklist Security & Risk Analysis

wordpress.org/plugins/gravity-forms-email-blacklist

Add-on for Gravity Forms to create a Blacklisting of specific emails or domains for the Email input field to throw a validation error or mark as spam.

10K active installs v2.6.2 PHP + WP 3.8+ Updated Feb 20, 2025
blacklistblock-emailemail-blacklistgravity-forms
92
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is Gravity Forms Email Blacklist Safe to Use in 2026?

Generally Safe

Score 92/100

Gravity Forms Email Blacklist has no known CVEs and is actively maintained. It's a solid choice for most WordPress installations.

No known CVEs Updated 1yr ago
Risk Assessment

The static analysis of gravity-forms-email-blacklist v2.6.2 reveals a generally strong security posture. The plugin demonstrates excellent adherence to secure coding practices by having no dangerous functions, 100% of SQL queries using prepared statements, and all identified outputs being properly escaped. Furthermore, the complete absence of known CVEs and a clean vulnerability history suggest a mature and well-maintained codebase. The attack surface is also remarkably small, with no entry points identified that lack authentication or permission checks.

Despite these positive indicators, a few areas warrant attention. The presence of a file operation without explicit context in the static analysis results raises a minor concern, as file operations can sometimes be vectors for manipulation if not handled carefully. The absence of nonce checks and capability checks, while mitigated by the zero attack surface, could become a concern if the plugin's functionality were to evolve and introduce new entry points.

In conclusion, gravity-forms-email-blacklist v2.6.2 appears to be a secure plugin with a strong emphasis on preventing common web vulnerabilities. The lack of vulnerabilities in its history and the clean static analysis are significant strengths. The few areas that could be flagged are minor and do not represent immediate critical risks given the current analysis, but they highlight areas for continued vigilance.

Key Concerns

  • File operation present
  • Missing nonce checks
  • Missing capability checks
Vulnerabilities
None known

Gravity Forms Email Blacklist Security Vulnerabilities

No known vulnerabilities — this is a good sign.
Code Analysis
Analyzed Mar 16, 2026

Gravity Forms Email Blacklist Code Analysis

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

Output Escaping

100% escaped4 total outputs
Attack Surface

Gravity Forms Email Blacklist Attack Surface

Entry Points0
Unprotected0
WordPress Hooks 9
actiongform_loadedgf-emailblacklist.php:17
actioninitgf-emailblacklist.php:54
actiongform_editor_jsincludes\class-gfemailblacklist.php:90
actiongform_field_advanced_settingsincludes\class-gfemailblacklist.php:91
filtergform_tooltipsincludes\class-gfemailblacklist.php:92
filtergform_validationincludes\class-gfemailblacklist.php:100
filtergf_blacklist_is_validincludes\class-gfemailblacklist.php:101
filtergform_entry_is_spamincludes\class-gfemailblacklist.php:102
filtergf_blacklist_is_spamincludes\class-gfemailblacklist.php:103
Maintenance & Trust

Gravity Forms Email Blacklist Maintenance & Trust

Maintenance Signals

WordPress version tested6.7.5
Last updatedFeb 20, 2025
PHP min version
Downloads101K

Community Trust

Rating86/100
Number of ratings15
Active installs10K
Developer Profile

Gravity Forms Email Blacklist Developer Profile

CrossPeak

3 plugins · 14K total installs

77
trust score
Avg Security Score
97/100
Avg Patch Time
1614 days
View full developer profile
Detection Fingerprints

How We Detect Gravity Forms Email Blacklist

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

Asset Fingerprints

HTML / DOM Fingerprints

FAQ

Frequently Asked Questions about Gravity Forms Email Blacklist