Mass Resizer Security & Risk Analysis

wordpress.org/plugins/mass-resizer

Mass Resizer allows bulk image resizing, safe WebP conversion, and automatic metadata preservation — improving page speed and optimizing media librari …

20 active installs v2.10.93 PHP 7.4+ WP 5.0+ Updated Unknown
bulk-optimizationimage-compressionimage-resizemediawebp
100
A · Safe
CVEs total0
Unpatched0
Last CVENever
Download
Safety Verdict

Is Mass Resizer Safe to Use in 2026?

Generally Safe

Score 100/100

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

No known CVEs
Risk Assessment

The "mass-resizer" plugin v2.10.93 exhibits a strong security posture based on the provided static analysis and vulnerability history. The absence of any identified CVEs, both historically and currently unpatched, is a significant positive indicator. Furthermore, the plugin demonstrates good coding practices by utilizing prepared statements for all SQL queries and having a very high percentage of properly escaped output. The limited attack surface with zero identified entry points is also commendable.

However, the static analysis does reveal a few areas for concern. The most notable is the complete lack of nonce checks and capability checks on the identified entry points. While the current analysis shows zero unprotected entry points, the absence of these fundamental security mechanisms means that if any entry points were ever introduced or if the current count is an anomaly, they would be immediately vulnerable to unauthorized actions. The taint analysis also showed zero flows, which is good, but it also analyzed zero flows, suggesting a very limited scope of analysis for this metric.

Overall, "mass-resizer" v2.10.93 appears to be a relatively secure plugin, primarily due to its clean vulnerability history and adoption of secure coding practices for data handling. The main weakness lies in the fundamental security checks (nonces, capabilities) that are not present, creating a potential future risk if the attack surface expands or if the current analysis is incomplete. The plugin is well-maintained and avoids common pitfalls like raw SQL queries or unescaped output.

Key Concerns

  • Missing nonce checks on entry points
  • Missing capability checks on entry points
  • Taint analysis covered very few flows
Vulnerabilities
None known

Mass Resizer Security Vulnerabilities

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

Mass Resizer Code Analysis

Dangerous Functions
0
Raw SQL Queries
0
0 prepared
Unescaped Output
1
26 escaped
Nonce Checks
0
Capability Checks
2
File Operations
0
External Requests
0
Bundled Libraries
0

Output Escaping

96% escaped27 total outputs
Attack Surface

Mass Resizer Attack Surface

Entry Points0
Unprotected0
WordPress Hooks 9
actionadmin_menuincludes\massresizer-admin-page.php:224
actionadmin_enqueue_scriptsincludes\massresizer-admin-page.php:247
actionadmin_noticesmassresizer.php:174
actionadmin_initmassresizer.php:222
actionadmin_initmassresizer.php:348
filterbulk_actions-uploadmassresizer.php:355
filterhandle_bulk_actions-uploadmassresizer.php:399
actionplugins_loadedmassresizer.php:882
filterplugin_row_metamassresizer.php:885
Maintenance & Trust

Mass Resizer Maintenance & Trust

Maintenance Signals

WordPress version tested6.9.4
Last updatedUnknown
PHP min version7.4
Downloads783

Community Trust

Rating100/100
Number of ratings1
Active installs20
Developer Profile

Mass Resizer Developer Profile

Stan Furtovsky

1 plugin · 20 total installs

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

How We Detect Mass Resizer

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

Asset Fingerprints

Asset Paths
/wp-content/plugins/mass-resizer/css/massresizer.css/wp-content/plugins/mass-resizer/js/massresizer.js/wp-content/plugins/mass-resizer/js/massresizer-admin.js
Script Paths
/wp-content/plugins/mass-resizer/js/massresizer.js/wp-content/plugins/mass-resizer/js/massresizer-admin.js
Version Parameters
mass-resizer/css/massresizer.css?ver=mass-resizer/js/massresizer.js?ver=mass-resizer/js/massresizer-admin.js?ver=

HTML / DOM Fingerprints

CSS Classes
massresize-spinner
Data Attributes
data-massresize-action
JS Globals
massresize_admin_params
FAQ

Frequently Asked Questions about Mass Resizer