If Modified Since Security & Risk Analysis

wordpress.org/plugins/if-modified-since

Comply with Webmaster Guidelines, save some bandwith and reduce server load with the If-Modified-Since header.

900 active installs v0.9 PHP + WP 3.5+ Updated Aug 17, 2015
if-modifeid-sinceif-modified-sinceseo
85
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is If Modified Since Safe to Use in 2026?

Generally Safe

Score 85/100

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

No known CVEs Updated 10yr ago
Risk Assessment

The 'if-modified-since' plugin version 0.9 exhibits a remarkably clean static analysis report, indicating a strong adherence to secure coding practices. The absence of dangerous functions, the exclusive use of prepared statements for any potential SQL queries (though none are present), and complete output escaping all contribute to a robust security posture. Furthermore, the plugin has no recorded vulnerability history, suggesting a stable and well-maintained codebase. The limited attack surface, with no identified AJAX handlers, REST API routes, shortcodes, or cron events, significantly reduces the potential for exploitation. However, the complete lack of nonce checks and capability checks across all identified entry points (even though there are none) is a notable omission that could become a concern if the plugin's functionality were to expand without these security measures being implemented. For its current state, the plugin appears highly secure.

Vulnerabilities
None known

If Modified Since Security Vulnerabilities

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

If Modified Since Code Analysis

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

Output Escaping

100% escaped1 total outputs
Attack Surface

If Modified Since Attack Surface

Entry Points0
Unprotected0
WordPress Hooks 1
actiontemplate_redirectif-modified-since.php:32
Maintenance & Trust

If Modified Since Maintenance & Trust

Maintenance Signals

WordPress version tested4.2.39
Last updatedAug 17, 2015
PHP min version
Downloads6K

Community Trust

Rating74/100
Number of ratings3
Active installs900
Developer Profile

If Modified Since Developer Profile

ezraverheijen

4 plugins · 11K total installs

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

How We Detect If Modified Since

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 If Modified Since