extenshi.io
SECURITY REPORT · EXTENSHI SCAN

Customize Newtab

Firefox extension·by musil
92
/ 100 SAFETY SCORE
EXCELLENT
Looks clean. No meaningful risks detected in this scan.

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

Customize Newtab's safety score vs every other extension we've scanned
Globally
91.61%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked across every extension we scan
In its category
81.61%of its category extensions carry more risk
This extension
Riskier ←→ Safer
Ranked within its category
Findings
10
median 38Lower is safer
Risky permissions
0
median 1Critical + high perms
Total permissions
1
median 4All declared perms
Critical findings
0
median 2Severity = Critical

Findings breakdown

Automated security signal · 10 distinct issues across 6 severities
10
distinct issues
detected

Permissions requested

1 permission declared
No risky permissions
1 permission requested — none are flagged as risky.
Medium
Access location

Can determine your physical location

Are you the author of Customize Newtab?

Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.

Claim this extension

Add the badge to your README

Show Customize Newtab's live security score on GitHub or in your docs
Extenshi security score badge preview
Markdown
[![Extenshi security score](https://catalog.extenshi.io/api/badge/85996)](https://catalog.extenshi.io/extensions/85996/security)
HTML
<a href="https://catalog.extenshi.io/extensions/85996/security"><img src="https://catalog.extenshi.io/api/badge/85996" alt="Extenshi security score" /></a>

The badge always shows the current score — it updates automatically after every scan.

Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
Browser extensions made transparent.