Disallow PNG Security & Risk Analysis

wordpress.org/plugins/disallow-png

Disallows PNG files. Usefor for multi-user environments with restrictive file settings and performance oriented sites.

10 active installs v1.0 PHP + WP 1.0+ Updated Sep 29, 2016
adminimagemediapngupload
85
A · Safe
CVEs total0
Unpatched0
Last CVENever
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Safety Verdict

Is Disallow PNG Safe to Use in 2026?

Generally Safe

Score 85/100

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

No known CVEs Updated 9yr ago
Risk Assessment

Based on the static analysis and vulnerability history, the 'disallow-png' v1.0 plugin exhibits a strong security posture. The absence of any identified dangerous functions, SQL injection vulnerabilities, file operations, external HTTP requests, or issues with output escaping suggests that the code has been written with security best practices in mind. The lack of any recorded CVEs and the thoroughness of the static analysis (0 flows, 0 unsanitized paths) further reinforce this assessment.

While the plugin's functionality appears minimal, leading to a zero attack surface and zero entry points without authentication checks, it's important to note that this does not inherently mean it is immune to all potential future vulnerabilities. The complete absence of capability checks and nonce checks is a consequence of the zero attack surface, and thus not a direct concern for this version. However, if the plugin were to be extended in the future to include new entry points, these would need to be carefully secured.

In conclusion, the 'disallow-png' v1.0 plugin appears to be secure based on the provided data. Its minimal attack surface and lack of known vulnerabilities are significant strengths. The primary "weakness" is the potential for future security concerns should the plugin's functionality expand without adhering to security principles, but this is speculative and not a current issue.

Vulnerabilities
None known

Disallow PNG Security Vulnerabilities

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

Disallow PNG 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

Disallow PNG Attack Surface

Entry Points0
Unprotected0
WordPress Hooks 1
filterupload_mimesindex.php:11
Maintenance & Trust

Disallow PNG Maintenance & Trust

Maintenance Signals

WordPress version tested4.6.30
Last updatedSep 29, 2016
PHP min version
Downloads1K

Community Trust

Rating0/100
Number of ratings0
Active installs10
Developer Profile

Disallow PNG Developer Profile

dpoakaspine

9 plugins · 630 total installs

85
trust score
Avg Security Score
87/100
Avg Patch Time
30 days
View full developer profile
Detection Fingerprints

How We Detect Disallow PNG

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

Asset Fingerprints

HTML / DOM Fingerprints

FAQ

Frequently Asked Questions about Disallow PNG