extenshi.io
SECURITY REPORT · EXTENSHI SCAN

Curius

Firefox extension·by io0
58
/ 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

Curius's safety score vs every other extension we've scanned
Globally
4%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 409,596 extensions
In Feeds News Blogging
2%of feeds news blogging extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 7,338 feeds news blogging extensions
Findings
101
median 4Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
7
median 3Declared in manifest
Active users
102
median 2vs category median

Findings breakdown

Automated security signal · 101 distinct issues across 6 severities
101
distinct issues
detected
Scanners reported 113 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

3 risky permissions of 7 total
1 critical permission require attention
This extension requests 7 permissions in total. 3 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
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
Add context menu items

Can add custom items to the right-click context menu

Medium
Store local data

Can save data locally in the browser for persistence

Info
http://*/

No additional information available.

Info
https://*/

No additional information available.

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Scan performed by extenshi.io · Aug 3, 2026
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