IDNA Security & Risk Analysis

wordpress.org/plugins/idna

This plugin adds IDN support to Wordpress. IDN (Internationalized domain name) is a domain name that contains non-ascii characters.

10 active installs v1.2.0 PHP + WP 2.7+ Updated May 10, 2010
i18nidnpunycode
85
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is IDNA Safe to Use in 2026?

Generally Safe

Score 85/100

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

No known CVEs Updated 15yr ago
Risk Assessment

The "idna" plugin version 1.2.0 exhibits an exceptionally strong security posture based on the provided static analysis and vulnerability history. The static analysis reveals a complete absence of detectable attack surface points, meaning there are no exposed AJAX handlers, REST API routes, shortcodes, or cron events that could be targeted by attackers. Furthermore, the code itself shows excellent security practices, with no dangerous functions, all SQL queries utilizing prepared statements, and all output being properly escaped. There are no file operations or external HTTP requests that could introduce vulnerabilities.

The lack of any recorded CVEs, past or present, further solidifies this plugin's security. This history indicates a mature and well-maintained codebase, or a plugin that has not historically attracted malicious attention, which is a positive sign. The absence of taint analysis findings also suggests that data is handled safely within the plugin, with no unsanitized paths or critical/high severity flows identified.

In conclusion, the "idna" plugin v1.2.0 appears to be very secure. Its strengths lie in its minimal attack surface, robust coding practices demonstrated in the static analysis, and a clean vulnerability history. There are no identified weaknesses in the provided data that would warrant deductions from a security standpoint.

Vulnerabilities
None known

IDNA Security Vulnerabilities

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

IDNA Code Analysis

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

Output Escaping

100% escaped11 total outputs
Attack Surface

IDNA Attack Surface

Entry Points0
Unprotected0
WordPress Hooks 7
filterwp_redirectidna_wp.php:146
filterthe_permalink_rssidna_wp.php:149
filterget_comment_linkidna_wp.php:150
filterbloginfo_rssidna_wp.php:151
filterpage_linkidna_wp.php:152
filterhome_urlidna_wp.php:154
filterpost_linkidna_wp.php:156
Maintenance & Trust

IDNA Maintenance & Trust

Maintenance Signals

WordPress version tested3.0.5
Last updatedMay 10, 2010
PHP min version
Downloads4K

Community Trust

Rating100/100
Number of ratings2
Active installs10
Developer Profile

IDNA Developer Profile

dwright

1 plugin · 10 total installs

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

How We Detect IDNA

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 IDNA