Toolszu Image Optimizer Security & Risk Analysis

wordpress.org/plugins/toolszu-image-optimizer

Toolszu Image Optimizer is a lightweight WordPress image compression, resizing, and WebP conversion plugin designed for content writers, bloggers, and …

0 active installs v1.1.1 PHP 7.4+ WP 5.5+ Updated Unknown
bulk-optimizeimage-compressionimage-optimizerimage-resizewebp
100
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is Toolszu Image Optimizer Safe to Use in 2026?

Generally Safe

Score 100/100

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

No known CVEs
Risk Assessment

The plugin 'toolszu-image-optimizer' v1.1.1 exhibits a strong security posture based on the provided static analysis. The absence of dangerous functions, all SQL queries utilizing prepared statements, and 100% of output being properly escaped are excellent indicators of secure coding practices. Furthermore, the presence of nonce and capability checks on its entry points, along with no recorded vulnerabilities (CVEs), suggests a well-maintained and secure plugin. The limited attack surface, consisting solely of two AJAX handlers that are both protected, further bolsters its security profile. The lack of any identified taint flows with unsanitized paths or critical/high severity issues is also a positive sign, indicating that user-supplied data is likely handled safely within the plugin's operations.

Vulnerabilities
None known

Toolszu Image Optimizer Security Vulnerabilities

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

Toolszu Image Optimizer Code Analysis

Dangerous Functions
0
Raw SQL Queries
0
0 prepared
Unescaped Output
0
11 escaped
Nonce Checks
2
Capability Checks
2
File Operations
2
External Requests
0
Bundled Libraries
0

Output Escaping

100% escaped11 total outputs
Attack Surface

Toolszu Image Optimizer Attack Surface

Entry Points2
Unprotected0

AJAX Handlers 2

authwp_ajax_toolszu_get_bulk_listincludes\class-toolszu-bulk.php:8
authwp_ajax_toolszu_process_single_bulkincludes\class-toolszu-bulk.php:9
WordPress Hooks 5
filterwp_handle_uploadincludes\class-toolszu-core.php:9
actionadmin_menuincludes\class-toolszu-settings.php:8
actionadmin_initincludes\class-toolszu-settings.php:9
actionadmin_enqueue_scriptsincludes\class-toolszu-settings.php:10
actionplugins_loadedtoolszu-image-optimizer.php:56
Maintenance & Trust

Toolszu Image Optimizer Maintenance & Trust

Maintenance Signals

WordPress version tested6.9.4
Last updatedUnknown
PHP min version7.4
Downloads222

Community Trust

Rating100/100
Number of ratings1
Active installs0
Developer Profile

Toolszu Image Optimizer Developer Profile

Toolszu

1 plugin · 0 total installs

94
trust score
Avg Security Score
100/100
Avg Patch Time
30 days
View full developer profile
Detection Fingerprints

How We Detect Toolszu Image Optimizer

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

Asset Fingerprints

Asset Paths
/wp-content/plugins/toolszu-image-optimizer/assets/toolszu-admin.js
Script Paths
/wp-content/plugins/toolszu-image-optimizer/assets/toolszu-admin.js
Version Parameters
toolszu-image-optimizer/assets/toolszu-admin.js?ver=

HTML / DOM Fingerprints

CSS Classes
toolszu-wraptoolszu-headertoolszu-dashboardtoolszu-main-columntoolszu-card
Data Attributes
toolszu_io_auto_compresstoolszu_io_convert_webptoolszu_io_keep_backuptoolszu_io_max_kbtoolszu_io_quality_presettoolszu_io_custom_quality
JS Globals
toolszu_ajax
FAQ

Frequently Asked Questions about Toolszu Image Optimizer