Plugin Name: Internal Link Checker Security & Risk Analysis

wordpress.org/plugins/internal-link-checker

Internal Link Checker

20 active installs v0.6.1 PHP + WP 3.1+ Updated Sep 1, 2012
adminboxlinklinksmeta
85
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is Plugin Name: Internal Link Checker Safe to Use in 2026?

Generally Safe

Score 85/100

Plugin Name: Internal Link Checker has no known CVEs and is actively maintained. It's a solid choice for most WordPress installations.

No known CVEs Updated 13yr ago
Risk Assessment

The "internal-link-checker" plugin v0.6.1 exhibits a strong security posture based on the provided static analysis. The complete absence of identified vulnerabilities in its history, coupled with robust code signals like the use of prepared statements for all SQL queries and a capability check for its single file operation, indicates a conscientious development approach. The limited attack surface, with no unprotected AJAX handlers, REST API routes, shortcodes, or cron events, further strengthens its security profile. The lack of any identified taint flows, especially those with unsanitized paths or critical/high severity, is a significant positive indicator. This suggests that user-supplied data is likely handled appropriately and not being exposed to dangerous functions or leading to exploitable conditions. The plugin's history of zero known CVEs, and no recorded common vulnerability types, strongly implies a consistent and secure development track record. While the output escaping is only 50% proper, this is a relatively minor concern given the other strong security measures in place. Overall, this plugin appears to be well-developed and secure, with minimal immediate security risks. The only area for potential improvement is the output escaping, which should ideally be addressed in future updates to achieve a fully secure implementation.

Key Concerns

  • 50% of outputs are not properly escaped
Vulnerabilities
None known

Plugin Name: Internal Link Checker Security Vulnerabilities

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

Plugin Name: Internal Link Checker Code Analysis

Dangerous Functions
0
Raw SQL Queries
0
2 prepared
Unescaped Output
2
2 escaped
Nonce Checks
0
Capability Checks
1
File Operations
1
External Requests
0
Bundled Libraries
0

SQL Query Safety

100% prepared2 total queries

Output Escaping

50% escaped4 total outputs
Attack Surface

Plugin Name: Internal Link Checker Attack Surface

Entry Points0
Unprotected0
WordPress Hooks 4
actionadmin_initinternal-links.php:35
actionadmin_initinternal-links.php:138
actionadmin_initinternal-links.php:154
actionadd_meta_boxesinternal-links.php:155
Maintenance & Trust

Plugin Name: Internal Link Checker Maintenance & Trust

Maintenance Signals

WordPress version tested3.4.2
Last updatedSep 1, 2012
PHP min version
Downloads5K

Community Trust

Rating20/100
Number of ratings2
Active installs20
Developer Profile

Plugin Name: Internal Link Checker Developer Profile

Franz Josef Kaiser

1 plugin · 20 total installs

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

How We Detect Plugin Name: Internal Link Checker

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

Asset Fingerprints

Asset Paths
/wp-content/plugins/internal-link-checker/css/style.css/wp-content/plugins/internal-link-checker/js/script.js/wp-content/plugins/internal-link-checker/admin/css/admin.css/wp-content/plugins/internal-link-checker/admin/js/admin.js
Generator Patterns
Internal links check 0.6.1
Script Paths
/wp-content/plugins/internal-link-checker/js/script.js/wp-content/plugins/internal-link-checker/admin/js/admin.js
Version Parameters
internal-link-checker/css/style.css?ver=internal-link-checker/js/script.js?ver=internal-link-checker/admin/css/admin.css?ver=internal-link-checker/admin/js/admin.js?ver=

HTML / DOM Fingerprints

CSS Classes
ilc-wrapilc-container
HTML Comments
<!-- start .ilc-wrap -->
Data Attributes
data-post-id
JS Globals
ilc_script_vars
FAQ

Frequently Asked Questions about Plugin Name: Internal Link Checker