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SECURITY REPORT · EXTENSHI SCAN

Privacy Thing (Preview)

Firefox extension·by Tomasz Janusz
60
/ 100 SAFETY SCORE
RISKY
Several elevated signals. Read the findings before sharing this with your team.

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 Thing (Preview)'s safety score vs every other extension we've scanned
Globally
5%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 415,831 extensions
In Privacy & Security
4%of privacy & security extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 12,618 privacy & security extensions
Findings
56
median 9Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
14
median 4Declared in manifest
Active users
10
median 3vs category median

Findings breakdown

Automated security signal · 56 distinct issues across 6 severities
56
distinct issues
detected
Scanners reported 87 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

9 risky permissions of 14 total
1 critical permission require attention
This extension requests 14 permissions in total. 9 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

High
Access browser cookies

Can read and modify cookies, potentially accessing login sessions

High
Delete browsing data

Can remove browsing history, cookies, cache, and other browsing data

High
Control privacy settings

Can modify browser privacy settings like Do Not Track and safe browsing

High
Observe web requests

Can monitor all network requests made by the browser

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Monitor navigation

Can observe and track tab navigation events and URL changes

Medium
Add context menu items

Can add custom items to the right-click context menu

Medium
Container tabs

Can manage Firefox container tabs and their identities

Low
Block network requests (declarative)

Can block or redirect network requests using predefined rules without seeing content

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Scan performed by extenshi.io · Aug 24, 2026
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