Thumbnail Upscale Security & Risk Analysis

wordpress.org/plugins/thumbnail-upscale

Enables upscaling of thumbnails for small media attachments

4K active installs v1.1 PHP + WP 3.5.1+ Updated Nov 28, 2017
editorimageimagesthumbnailthumbnails
85
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is Thumbnail Upscale Safe to Use in 2026?

Generally Safe

Score 85/100

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

No known CVEs Updated 8yr ago
Risk Assessment

The "thumbnail-upscale" v1.1 plugin exhibits a strong security posture based on the provided static analysis. The absence of any identified dangerous functions, raw SQL queries, unescaped output, file operations, external HTTP requests, or insecure entry points (AJAX, REST API, shortcodes, cron events) is highly commendable. The perfect scores across code signals and taint analysis indicate that the developers have implemented robust security practices in the codebase. Furthermore, the plugin has no recorded vulnerability history, including CVEs, which suggests a well-maintained and secure plugin over time.

While the static analysis reveals an impressive lack of security flaws, it's important to acknowledge the limitation of the data. The analysis did not find any entry points, which could mean the plugin is purely passive or that its functionality doesn't require interaction through these common WordPress mechanisms. If the plugin does have functional entry points not detected by the analysis, the current assessment might be incomplete. However, based solely on the provided data, the plugin appears to be exceptionally secure. The zero attack surface and perfect code signals are significant strengths. The lack of vulnerability history further reinforces this positive outlook.

Vulnerabilities
None known

Thumbnail Upscale Security Vulnerabilities

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

Thumbnail Upscale Code Analysis

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

Thumbnail Upscale Attack Surface

Entry Points0
Unprotected0
WordPress Hooks 1
filterimage_resize_dimensionsthumbnail-upscale.php:49
Maintenance & Trust

Thumbnail Upscale Maintenance & Trust

Maintenance Signals

WordPress version tested4.6.30
Last updatedNov 28, 2017
PHP min version
Downloads45K

Community Trust

Rating96/100
Number of ratings22
Active installs4K
Developer Profile

Thumbnail Upscale Developer Profile

Stanislav Khromov

6 plugins · 6K total installs

87
trust score
Avg Security Score
90/100
Avg Patch Time
30 days
View full developer profile
Detection Fingerprints

How We Detect Thumbnail Upscale

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 Thumbnail Upscale