Custom Thumbnail Generator Security & Risk Analysis

wordpress.org/plugins/custom-thumbnail-generator

Custom Thumbnail Generator manages image sizes via an AJAX interface. It decouples sizes from themes, ensuring they persist and remain functional.

20 active installs v1.0.1 PHP 7.0+ WP 6.5+ Updated Apr 15, 2026
ajaxcustom-image-sizemedia-libraryregeneratethumbnails
100
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is Custom Thumbnail Generator Safe to Use in 2026?

Generally Safe

Score 100/100

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

No known CVEs Updated 1mo ago
Risk Assessment

The custom-thumbnail-generator plugin v1.0.1 demonstrates a strong security posture based on the provided static analysis. It features a complete lack of dangerous functions, exclusively uses prepared statements for all SQL queries, and properly escapes all output. Furthermore, all six identified AJAX entry points are protected with both nonce and capability checks, indicating diligent adherence to WordPress security best practices for handling user interactions. The absence of any taint analysis findings, file operations, or external HTTP requests further reinforces this positive assessment. The plugin also has no recorded vulnerability history, which is a very positive sign for its overall security over time.

However, the presence of 6 AJAX handlers, while secured, does constitute the entire attack surface. While the current analysis shows no vulnerabilities, a larger attack surface, even with proper checks, can increase the potential for misconfigurations or future vulnerabilities if development practices change. The lack of recorded vulnerabilities in its history is excellent, but it's important to remember that past security does not guarantee future security, especially as WordPress and its ecosystem evolve. Overall, this plugin appears to be well-developed from a security perspective, with its strengths significantly outweighing any minor concerns related to the size of its attack surface.

Vulnerabilities
None known

Custom Thumbnail Generator Security Vulnerabilities

No known vulnerabilities — this is a good sign.
Version History

Custom Thumbnail Generator Release Timeline

v1.0.1Current
v1.0.0
Code Analysis
Analyzed Apr 16, 2026

Custom Thumbnail Generator Code Analysis

Dangerous Functions
0
Raw SQL Queries
0
0 prepared
Unescaped Output
0
71 escaped
Nonce Checks
6
Capability Checks
6
File Operations
0
External Requests
0
Bundled Libraries
0

Output Escaping

100% escaped71 total outputs
Attack Surface

Custom Thumbnail Generator Attack Surface

Entry Points6
Unprotected0

AJAX Handlers 6

authwp_ajax_ctgen_add_custom_sizeincludes/class-ajax-handlers.php:7
authwp_ajax_ctgen_remove_custom_sizeincludes/class-ajax-handlers.php:8
authwp_ajax_ctgen_get_attachmentsincludes/class-ajax-handlers.php:10
authwp_ajax_ctgen_regenerate_singleincludes/class-ajax-handlers.php:11
authwp_ajax_ctgen_regenerate_single_slugincludes/class-ajax-handlers.php:12
authwp_ajax_ctgen_reload_thumb_listincludes/class-ajax-handlers.php:14
WordPress Hooks 5
actionadmin_initcustom-thumbnail-generator.php:19
actionadmin_enqueue_scriptsincludes/init.php:41
actioninitincludes/init.php:80
filterimage_size_names_chooseincludes/init.php:94
actionadmin_menuincludes/settings-page.php:9
Maintenance & Trust

Custom Thumbnail Generator Maintenance & Trust

Maintenance Signals

WordPress version tested6.9.4
Last updatedApr 15, 2026
PHP min version7.0
Downloads419

Community Trust

Rating100/100
Number of ratings3
Active installs20
Developer Profile

Custom Thumbnail Generator Developer Profile

Subrata Sarkar

4 plugins · 20 total installs

89
trust score
Avg Security Score
93/100
Avg Patch Time
30 days
View full developer profile
Detection Fingerprints

How We Detect Custom Thumbnail Generator

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

Asset Fingerprints

Asset Paths
/wp-content/plugins/custom-thumbnail-generator/assets/js/ctgen-media-actions.min.js/wp-content/plugins/custom-thumbnail-generator/assets/css/ctgen-admin.min.css/wp-content/plugins/custom-thumbnail-generator/assets/css/font-awesome.min.css
Script Paths
/wp-content/plugins/custom-thumbnail-generator/assets/js/ctgen-media-actions.min.js
Version Parameters
custom-thumbnail-generator/assets/js/ctgen-media-actions.min.js?ver=custom-thumbnail-generator/assets/css/ctgen-admin.min.css?ver=custom-thumbnail-generator/assets/css/font-awesome.min.css?ver=

HTML / DOM Fingerprints

CSS Classes
ctgen-custom-thumb-list-tablectgen-image-sizes-wrapper
Data Attributes
data-ctgen-id
JS Globals
CTGENMediaAction
FAQ

Frequently Asked Questions about Custom Thumbnail Generator