extenshi.io
SECURITY REPORT · EXTENSHI SCAN

LookUp — Study Sensei

Chrome extension·by Nirmrod Netzer
59
/ 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

LookUp — Study Sensei's safety score vs every other extension we've scanned
Globally
4%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 402,632 extensions
In Productivity
6%of productivity extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 194,441 productivity extensions
Findings
134
median 16Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
9
median 3Declared in manifest
Active users
10
median 14vs category median

Findings breakdown

Automated security signal · 134 distinct issues across 6 severities
134
distinct issues
detected
Scanners reported 149 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

2 risky permissions of 9 total
2 high-risk permissions require attention
This extension requests 9 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
Capture tab content

Can capture audio and video streams from browser tabs

Medium
Access current tab

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

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Show notifications

Can display desktop notifications outside the browser

Medium
Add context menu items

Can add custom items to the right-click context menu

Low
Use side panel

Can display content in the browser side panel

Low
Create offscreen documents

Can create hidden documents for background processing tasks

Info
windows

No additional information available.

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Scan performed by extenshi.io · Aug 3, 2026
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