extenshi.io
SECURITY REPORT · EXTENSHI SCAN

TabNest - Tree Style Tabs

Chrome extension·by Cascadia
66
/ 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

TabNest - Tree Style Tabs's safety score vs every other extension we've scanned
Globally
10%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 402,581 extensions
In Make Chrome Yours
8%of make chrome yours extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 24,640 make chrome yours extensions
Findings
44
median 9Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
8
median 2Declared in manifest
Active users
12
median 18vs category median

Findings breakdown

Automated security signal · 44 distinct issues across 6 severities
44
distinct issues
detected

Permissions requested

1 risky permission of 8 total
1 high-risk permission require attention
This extension requests 8 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
View open tabs

Can see URLs and titles of all open tabs

Medium
Monitor navigation

Can observe and track tab navigation events and URL changes

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Access session data

Can query and restore recently closed tabs and windows

Low
Use side panel

Can display content in the browser side panel

Low
Access favicons

Can retrieve website favicon images

Low
Schedule tasks

Can schedule periodic background tasks

Info
windows

No additional information available.

Are you the author of TabNest - Tree Style Tabs?

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 TabNest - Tree Style Tabs'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/262367)](https://catalog.extenshi.io/extensions/262367/security)
HTML
<a href="https://catalog.extenshi.io/extensions/262367/security"><img src="https://catalog.extenshi.io/api/badge/262367" alt="Extenshi security score" /></a>

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

Scan performed by extenshi.io · Aug 6, 2026
Browser extensions made transparent.