Callback Security & Risk Analysis

wordpress.org/plugins/callback

A simple callback, newsletter signup or lead generator form. There are just two basic fields: name and telephone/email.

70 active installs v1.0 PHP + WP 6.0+ Updated Dec 23, 2025
loan-slider-jquery
100
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is Callback Safe to Use in 2026?

Generally Safe

Score 100/100

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

No known CVEs Updated 3mo ago
Risk Assessment

The "callback" v1.0 plugin exhibits a mixed security posture. On the positive side, it demonstrates good practices by utilizing prepared statements for all SQL queries, a high percentage of properly escaped output, and the absence of any known historical vulnerabilities. The lack of dangerous functions, file operations, and external HTTP requests are also strengths.

However, significant concerns arise from the attack surface analysis. The plugin exposes four AJAX handlers that lack authentication checks, making them prime targets for unauthorized actions. Furthermore, the taint analysis reveals two flows with unsanitized paths, indicating potential for various injection attacks if user-supplied data is not handled with extreme care. The absence of capability checks on any entry points is a critical oversight that exacerbates the risk posed by the unprotected AJAX handlers.

While the plugin has no recorded vulnerability history, this does not negate the inherent risks identified in the static and taint analysis. The current findings suggest that a proactive security approach is necessary to mitigate potential exploits. The strengths in SQL handling and output escaping are commendable, but they are overshadowed by the critical deficiencies in authentication and input sanitization on its exposed entry points.

Key Concerns

  • Unprotected AJAX handlers
  • Flows with unsanitized paths
  • No capability checks
Vulnerabilities
None known

Callback Security Vulnerabilities

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

Callback Release Timeline

v1.1
v1.0Current
Code Analysis
Analyzed Mar 16, 2026

Callback Code Analysis

Dangerous Functions
0
Raw SQL Queries
0
0 prepared
Unescaped Output
4
29 escaped
Nonce Checks
7
Capability Checks
0
File Operations
0
External Requests
1
Bundled Libraries
0

Output Escaping

88% escaped33 total outputs
Data Flows
2 unsanitized

Data Flow Analysis

2 flows2 with unsanitized paths
callback_messages (messages.php:5)
Source (user input) Sink (dangerous op) Sanitizer Transform Unsanitized Sanitized
Attack Surface
4 unprotected

Callback Attack Surface

Entry Points5
Unprotected4

AJAX Handlers 4

authwp_ajax_ajax_callback_submitcallback.php:31
noprivwp_ajax_ajax_callback_submitcallback.php:32
authwp_ajax_ajax_trackcallback.php:33
noprivwp_ajax_ajax_trackcallback.php:34

Shortcodes 1

[callback] callback.php:39
WordPress Hooks 6
actionwp_enqueue_scriptscallback.php:29
actioninitcallback.php:30
actionwp_dashboard_setupcallback.php:35
filterplugin_action_linkscallback.php:37
actionadmin_menusettings.php:3
actionadmin_noticessettings.php:4
Maintenance & Trust

Callback Maintenance & Trust

Maintenance Signals

WordPress version tested6.9.4
Last updatedDec 23, 2025
PHP min version
Downloads3K

Community Trust

Rating0/100
Number of ratings0
Active installs70
Developer Profile

Callback Developer Profile

Graham

5 plugins · 2K total installs

71
trust score
Avg Security Score
88/100
Avg Patch Time
154 days
View full developer profile
Detection Fingerprints

How We Detect Callback

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

Asset Fingerprints

Asset Paths
/wp-content/plugins/callback/callback.css/wp-content/plugins/callback/callback.js
Script Paths
/wp-content/plugins/callback/block.js
Version Parameters
callback/style.css?ver=callback.js?ver=

HTML / DOM Fingerprints

CSS Classes
callback_formopenmodalopentogglemodaltoggle
Data Attributes
id="callback"
JS Globals
callback_fieldscallback_ajax_url
Shortcode Output
<form action="" class="callback_form" method="POST" id="callback">
FAQ

Frequently Asked Questions about Callback