SECURITY REPORT · EXTENSHI SCAN
Appel Level Code Thumbnails
Firefox extension·by programminguy
0
/ 100 SAFETY SCORE
CAUTION
Mostly fine, but a few things worth reviewing before you install.
Automated analysis of publicly available code — not a professional security audit. It may produce false positives and does not prove an extension is unsafe or safe. Treat it as one signal among many. Disclaimer · Report an issue
How it ranks
Appel Level Code Thumbnails's safety score vs every other extension we've scanned
Globally
82.07%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
72.07%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
2
median 38Lower is safer
Risky permissions
2
median 1Critical + high perms
Total permissions
3
median 4All declared perms
Critical findings
1
median 2Severity = Critical
Findings breakdown
Automated security signal · 2 distinct issues across 6 severities
2
distinct issues
detected
detected
Critical150%
High00%
Needs Review00%
Medium00%
Low150%
Info00%
Permissions requested
2 risky permissions of 3 total
1 critical permission require attention
This extension requests 3 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
Critical
Access to all websites
Can read and modify content on every website you visit
High
Execute scripts in pages
Can inject and execute JavaScript code in web pages
Medium
Write to clipboard
Can place content onto your clipboard
Are you the author of Appel Level Code Thumbnails?
Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.
Add the badge to your README
Show Appel Level Code Thumbnails's live security score on GitHub or in your docs
Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
Browser extensions made transparent.