extenshi.io
SECURITY REPORT · EXTENSHI SCAN

CookieSync Local

Edge extension·by Steve Millar10
78
/ 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

CookieSync Local's safety score vs every other extension we've scanned
Globally
33%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 401,999 extensions
In Developer Tools
57%of developer tools extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 3,406 developer tools extensions
Findings
9
median 16Lower is safer
Critical findings
1
median 1Severity = Critical
Permissions
4
median 3Declared in manifest
Active users
4
median 50vs category median

Findings breakdown

Automated security signal · 9 distinct issues across 6 severities
9
distinct issues
detected

Permissions requested

2 risky permissions of 4 total
2 high-risk permissions require attention
This extension requests 4 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
High
Access browser cookies

Can read and modify cookies, potentially accessing login sessions

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
Access current tab

Can temporarily access the content of the active tab when you click the extension

Are you the author of CookieSync Local?

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 CookieSync Local'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/373315)](https://catalog.extenshi.io/extensions/373315/security)
HTML
<a href="https://catalog.extenshi.io/extensions/373315/security"><img src="https://catalog.extenshi.io/api/badge/373315" alt="Extenshi security score" /></a>

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

Scan performed by extenshi.io · Aug 5, 2026
Browser extensions made transparent.