extenshi.io
SECURITY REPORT · EXTENSHI SCAN

Privacy Containers

Firefox extension·by nil0x42
73
/ 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

Privacy Containers's safety score vs every other extension we've scanned
Globally
19%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 403,277 extensions
In Privacy & Security
14%of privacy & security extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 12,541 privacy & security extensions
Findings
34
median 5Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
9
median 4Declared in manifest
Active users
1
median 3vs category median

Findings breakdown

Automated security signal · 34 distinct issues across 6 severities
34
distinct issues
detected

Permissions requested

6 risky permissions of 9 total
6 high-risk permissions require attention
This extension requests 9 permissions in total. 6 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
Observe web requests

Can monitor all network requests made by the browser

High
Block and modify web requests

Can intercept, block, or modify any network request before it completes

High
Control proxy settings

Can route your browser traffic through a proxy server

High
Execute scripts in pages

Can inject and execute JavaScript code in web pages

High
View open tabs

Can see URLs and titles of all open tabs

Medium
Container tabs

Can manage Firefox container tabs and their identities

Medium
Show notifications

Can display desktop notifications outside the browser

Medium
Store local data

Can save data locally in the browser for persistence

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Scan performed by extenshi.io · Aug 24, 2026
Browser extensions made transparent.