Hash Checker Security & Risk Analysis

wordpress.org/plugins/hashchecker

Provide a method to verify your WordPress core files match the original downloaded version.

10 active installs v1.2.2 PHP + WP 2.0.1+ Updated Jul 16, 2009
admincorefile-checkerhacks
85
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is Hash Checker Safe to Use in 2026?

Generally Safe

Score 85/100

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

No known CVEs Updated 16yr ago
Risk Assessment

The "hashchecker" v1.2.2 plugin exhibits a generally strong security posture based on the provided static analysis and vulnerability history. The absence of any known CVEs, unpatched vulnerabilities, or recorded common vulnerability types in its history is a significant positive indicator. Furthermore, the code analysis reveals no identified attack surface points (AJAX, REST API, shortcodes, cron events) and no use of dangerous functions. All SQL queries are properly prepared, and there are no external HTTP requests or taint analysis findings, which are all excellent security practices. However, a notable concern arises from the output escaping. With 4 total outputs and 0% properly escaped, this presents a significant risk. Insufficient output escaping can lead to Cross-Site Scripting (XSS) vulnerabilities, allowing attackers to inject malicious scripts into the website, potentially compromising user sessions or defacing the site. While other security aspects are well-handled, this single area of weakness warrants attention and mitigation.

Key Concerns

  • 0% output escaping on 4 outputs
Vulnerabilities
None known

Hash Checker Security Vulnerabilities

No known vulnerabilities — this is a good sign.
Code Analysis
Analyzed Mar 17, 2026

Hash Checker Code Analysis

Dangerous Functions
0
Raw SQL Queries
0
0 prepared
Unescaped Output
4
0 escaped
Nonce Checks
0
Capability Checks
0
File Operations
3
External Requests
0
Bundled Libraries
0

Output Escaping

0% escaped4 total outputs
Attack Surface

Hash Checker Attack Surface

Entry Points0
Unprotected0
WordPress Hooks 3
actionadmin_menuwphashchecker.php:26
actionadmin_headwphashchecker.php:29
actioninitwphashchecker.php:32
Maintenance & Trust

Hash Checker Maintenance & Trust

Maintenance Signals

WordPress version tested2.8.1
Last updatedJul 16, 2009
PHP min version
Downloads3K

Community Trust

Rating0/100
Number of ratings0
Active installs10
Developer Profile

Hash Checker Developer Profile

Paul Menard

4 plugins · 240 total installs

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

How We Detect Hash Checker

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

Asset Fingerprints

HTML / DOM Fingerprints

Shortcode Output
<h2>Checking files for WordPress version <h3>Mis-matched file:</h3><p>The following files on your system do not match the original files provided for the given WordPress release. </p><h3>Congratulations!</h3>
FAQ

Frequently Asked Questions about Hash Checker