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SECURITY REPORT · EXTENSHI SCAN

Workspace for Firefox

Firefox extension·by Feris
79
/ 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

Workspace for Firefox's safety score vs every other extension we've scanned
Globally
36%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 401,999 extensions
In Shopping
26%of shopping extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 4,463 shopping extensions
Findings
18
median 6Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
8
median 4Declared in manifest
Active users
1
median 3vs category median

Findings breakdown

Automated security signal · 18 distinct issues across 6 severities
18
distinct issues
detected

Permissions requested

2 risky permissions of 8 total
2 high-risk permissions require attention
This extension requests 8 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
High
View open tabs

Can see URLs and titles of all open tabs

High
Access browser cookies

Can read and modify cookies, potentially accessing login sessions

Medium
Container tabs

Can manage Firefox container tabs and their identities

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

Medium
Access current tab

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

Medium
Custom menus

Can add custom items to the browser context menu

Low
Hide tabs

Can hide or show browser tabs

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Scan performed by extenshi.io · Aug 25, 2026
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