Form1 Security & Risk Analysis

wordpress.org/plugins/form1

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60 active installs v1.0.2 PHP + WP 4.4.2+ Updated Mar 8, 2016
%e3%81%8a%e5%95%8f%e5%90%88%e3%82%8f%e3%81%9b%e3%83%95%e3%82%a9%e3%83%bc%e3%83%a0contact%e7%a2%ba%e8%aa%8d%e7%ae%a1%e7%90%86form
85
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is Form1 Safe to Use in 2026?

Generally Safe

Score 85/100

Form1 has no known CVEs and is actively maintained. It's a solid choice for most WordPress installations.

No known CVEs Updated 10yr ago
Risk Assessment

The "form1" v1.0.2 plugin exhibits a mixed security posture. On the positive side, it demonstrates good practices by utilizing prepared statements for all SQL queries and has a history of zero known vulnerabilities, suggesting a potentially stable and well-maintained codebase. However, the static analysis reveals significant concerns, particularly with output escaping. A substantial portion of outputs (62%) are not properly escaped, which could lead to cross-site scripting (XSS) vulnerabilities if user-supplied data is not handled with extreme care before being displayed. Furthermore, the taint analysis flags three critical severity flows with unsanitized paths, indicating potential security weaknesses where untrusted input might be processed in a dangerous way. While the plugin has entry points and nonce checks, the absence of capability checks on AJAX handlers is a notable omission, potentially allowing unauthorized users to trigger actions. The lack of known CVEs is a strength, but the identified code signals and taint flows suggest that inherent risks exist that have not yet been exploited or publicly disclosed.

Key Concerns

  • High percentage of unescaped output
  • Critical severity taint flows
  • Missing capability checks on AJAX handlers
Vulnerabilities
None known

Form1 Security Vulnerabilities

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

Form1 Code Analysis

Dangerous Functions
0
Raw SQL Queries
0
6 prepared
Unescaped Output
30
18 escaped
Nonce Checks
2
Capability Checks
0
File Operations
0
External Requests
0
Bundled Libraries
0

SQL Query Safety

100% prepared6 total queries

Output Escaping

38% escaped48 total outputs
Data Flows
3 unsanitized

Data Flow Analysis

4 flows3 with unsanitized paths
render_list (history.php:156)
Source (user input) Sink (dangerous op) Sanitizer Transform Unsanitized Sanitized
Attack Surface

Form1 Attack Surface

Entry Points5
Unprotected0

AJAX Handlers 4

authwp_ajax_form1_confirmaction.php:10
noprivwp_ajax_form1_confirmaction.php:11
authwp_ajax_form1_sendaction.php:12
noprivwp_ajax_form1_sendaction.php:13

Shortcodes 1

[form1] front.php:21
WordPress Hooks 3
actionadmin_menuadmin.php:16
filteradmin_footer_textadmin.php:18
actioninitform1.php:74
Maintenance & Trust

Form1 Maintenance & Trust

Maintenance Signals

WordPress version tested4.4.34
Last updatedMar 8, 2016
PHP min version
Downloads3K

Community Trust

Rating0/100
Number of ratings0
Active installs60
Developer Profile

Form1 Developer Profile

ki6ool

2 plugins · 70 total installs

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

How We Detect Form1

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

Asset Fingerprints

Asset Paths
/wp-content/plugins/form1/front.js
Script Paths
//cdnjs.cloudflare.com/ajax/libs/uikit/2.23.0/js/uikit.min.js//ajaxzip3.github.io/ajaxzip3.js
Version Parameters
form1/front.js?ver=

HTML / DOM Fingerprints

CSS Classes
uk-formuk-form-horizontaluk-form-rowuk-form-labeluk-form-controlsuk-form-controls-textuk-width-1-1uk-icon-check-circle-o+15 more
Data Attributes
id="form1_form"id="zip_search"id="form1_modal"id="form1_btn_cancel"id="form1_btn_send"
JS Globals
F1
Shortcode Output
<form method="post" class="uk-form uk-form-horizontal" id="form1_form">
FAQ

Frequently Asked Questions about Form1