Jetpack Markdown Support Security & Risk Analysis

wordpress.org/plugins/jetpack-markdown-support

Add's Markdown Module Support for custom post types.

10 active installs v1.0.0 PHP + WP 3.0+ Updated May 12, 2014
custom-post-typesjetpackmarkdown
85
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is Jetpack Markdown Support Safe to Use in 2026?

Generally Safe

Score 85/100

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

No known CVEs Updated 11yr ago
Risk Assessment

The "jetpack-markdown-support" v1.0.0 plugin presents a generally positive security posture based on the provided static analysis. The absence of identified AJAX handlers, REST API routes, shortcodes, and cron events significantly limits its attack surface. Furthermore, the code signals indicate a strong adherence to secure coding practices with zero dangerous functions and all SQL queries utilizing prepared statements. The plugin also shows no evidence of file operations or external HTTP requests. However, a critical concern arises from the output escaping analysis, where 100% of outputs are not properly escaped. This represents a significant risk of cross-site scripting (XSS) vulnerabilities. The vulnerability history is clean, with no known CVEs, which is encouraging, but it does not mitigate the identified output escaping issue. In conclusion, while the plugin demonstrates strengths in limiting its attack surface and employing secure database practices, the complete lack of output escaping is a major weakness that requires immediate attention.

Key Concerns

  • 100% of outputs not properly escaped
Vulnerabilities
None known

Jetpack Markdown Support Security Vulnerabilities

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

Jetpack Markdown Support Code Analysis

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

Output Escaping

0% escaped1 total outputs
Attack Surface

Jetpack Markdown Support Attack Surface

Entry Points0
Unprotected0
WordPress Hooks 3
actionadmin_noticesjetpack-markdown-support.php:62
actioninitjetpack-markdown-support.php:70
actionplugins_loadedjetpack-markdown-support.php:129
Maintenance & Trust

Jetpack Markdown Support Maintenance & Trust

Maintenance Signals

WordPress version tested3.9.40
Last updatedMay 12, 2014
PHP min version
Downloads3K

Community Trust

Rating100/100
Number of ratings1
Active installs10
Developer Profile

Jetpack Markdown Support Developer Profile

Justin Kopepasah

7 plugins · 90 total installs

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

How We Detect Jetpack Markdown Support

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 Jetpack Markdown Support