Surge Security & Risk Analysis

wordpress.org/plugins/surge

Surge is a very simple and fast page caching plugin for WordPress.

4K active installs v1.1.0 PHP 7.3+ WP 5.7+ Updated Sep 30, 2025
cachecachingperformance
100
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is Surge Safe to Use in 2026?

Generally Safe

Score 100/100

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

No known CVEs Updated 6mo ago
Risk Assessment

Based on the static analysis, the "surge" v1.1.0 plugin exhibits a generally strong security posture. There are no identified dangerous functions, all SQL queries utilize prepared statements, and all identified output is properly escaped. The absence of external HTTP requests and critical/high severity taint flows further bolsters its security. The plugin also appears to have a very small attack surface with no AJAX handlers, REST API routes, or shortcodes directly exposed without authentication. However, the presence of a single cron event without any listed capability checks is a notable point of concern. This cron event could potentially be triggered by an unauthenticated user, and if it performs sensitive operations, it might introduce a security weakness. The plugin's vulnerability history shows no recorded CVEs, which is a positive indicator of its past security. Overall, while the plugin demonstrates good coding practices in several key areas, the potential for an unprotected cron event warrants careful review to ensure no security vulnerabilities are introduced.

Key Concerns

  • Cron event without capability checks
Vulnerabilities
None known

Surge Security Vulnerabilities

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

Surge Code Analysis

Dangerous Functions
0
Raw SQL Queries
0
0 prepared
Unescaped Output
0
1 escaped
Nonce Checks
0
Capability Checks
0
File Operations
30
External Requests
0
Bundled Libraries
0

Output Escaping

100% escaped1 total outputs
Attack Surface

Surge Attack Surface

Entry Points0
Unprotected0
WordPress Hooks 17
actionsurge_delete_expiredinclude\cron.php:13
filterwoocommerce_product_titleinclude\invalidate.php:18
actiontransition_post_statusinclude\invalidate.php:25
filterthe_postsinclude\invalidate.php:49
actiondo_feed_rdfinclude\invalidate.php:86
actiondo_feed_rssinclude\invalidate.php:87
actiondo_feed_rss2include\invalidate.php:88
actiondo_feed_atominclude\invalidate.php:89
actionclean_post_cacheinclude\invalidate.php:92
actioninitinclude\invalidate.php:102
actionshutdowninclude\invalidate.php:109
actionupdate_option_rss_use_excerptinclude\invalidate.php:205
actionupdate_option_posts_per_rssinclude\invalidate.php:206
actionplugins_loadedsurge.php:23
filtersite_status_testssurge.php:42
filtersite_status_page_cache_supported_cache_headerssurge.php:54
actionshutdownsurge.php:62

Scheduled Events 1

surge_delete_expired
Maintenance & Trust

Surge Maintenance & Trust

Maintenance Signals

WordPress version tested6.8.5
Last updatedSep 30, 2025
PHP min version7.3
Downloads39K

Community Trust

Rating98/100
Number of ratings31
Active installs4K
Developer Profile

Surge Developer Profile

Konstantin Kovshenin

15 plugins · 19K total installs

86
trust score
Avg Security Score
89/100
Avg Patch Time
30 days
View full developer profile
Detection Fingerprints

How We Detect Surge

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

Asset Fingerprints

Asset Paths
/wp-content/plugins/surge/include/cache.php/wp-content/plugins/surge/include/common.php/wp-content/plugins/surge/include/health.php/wp-content/plugins/surge/include/install.php/wp-content/plugins/surge/include/invalidate.php/wp-content/plugins/surge/include/cron.php/wp-content/plugins/surge/include/cli.php

HTML / DOM Fingerprints

JS Globals
Surge
FAQ

Frequently Asked Questions about Surge