Fast 404 Security & Risk Analysis

wordpress.org/plugins/fast404

Prevents WordPress from delivering full Page-Not-Found errors when the browser is not expecting a full HTML page. Saves bandwidth and improves perform …

50 active installs v1.2 PHP 7.1+ WP 3.9.2+ Updated Jul 23, 2023
404page-not-foundperformance
85
A · Safe
CVEs total0
Unpatched0
Last CVENever
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Safety Verdict

Is Fast 404 Safe to Use in 2026?

Generally Safe

Score 85/100

Fast 404 has no known CVEs and is actively maintained. It's a solid choice for most WordPress installations.

No known CVEs Updated 2yr ago
Risk Assessment

The fast404 plugin v1.2 exhibits an exceptionally strong security posture based on the provided static analysis. The absence of any identified dangerous functions, SQL queries not using prepared statements, unescaped output, file operations, external HTTP requests, nonce checks, or capability checks is a testament to robust coding practices. Furthermore, the zero-count for taint analysis flows with unsanitized paths, especially those of critical or high severity, indicates a diligent approach to preventing common injection vulnerabilities. The plugin's vulnerability history further reinforces this positive assessment, showing a complete lack of any recorded CVEs, which suggests a consistent and proactive security focus over time.

While the current analysis reveals no immediate threats or vulnerabilities, the extremely limited attack surface and the lack of explicit security checks (like nonces and capability checks) on the identified entry points (which are currently zero) are noteworthy. In a scenario where new entry points were introduced or existing ones modified without corresponding security controls, this could become a concern. However, based solely on the data presented, fast404 v1.2 appears to be a very secure plugin, demonstrating excellent adherence to secure coding principles and a clean security track record.

Vulnerabilities
None known

Fast 404 Security Vulnerabilities

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

Fast 404 Code Analysis

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

Fast 404 Attack Surface

Entry Points0
Unprotected0
Maintenance & Trust

Fast 404 Maintenance & Trust

Maintenance Signals

WordPress version tested6.3.8
Last updatedJul 23, 2023
PHP min version7.1
Downloads7K

Community Trust

Rating0/100
Number of ratings0
Active installs50
Developer Profile

Fast 404 Developer Profile

Ayesh Karunaratne

7 plugins · 8K total installs

86
trust score
Avg Security Score
88/100
Avg Patch Time
30 days
View full developer profile
Detection Fingerprints

How We Detect Fast 404

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

Asset Fingerprints

HTML / DOM Fingerprints

Shortcode Output
Not found
FAQ

Frequently Asked Questions about Fast 404