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SECURITY REPORT · EXTENSHI SCAN

Lumo

Chrome extension·by MSCSTSTS
52
/ 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

Lumo's safety score vs every other extension we've scanned
Globally
2%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 397,380 extensions
In Productivity
3%of productivity extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 191,263 productivity extensions
Findings
178
median 16Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
15
median 3Declared in manifest
Active users
31
median 14vs category median

Findings breakdown

Automated security signal · 178 distinct issues across 6 severities
178
distinct issues
detected
Scanners reported 207 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

7 risky permissions of 15 total
1 critical permission require attention
This extension requests 15 permissions in total. 7 of them grant broad capabilities that are worth a careful look.
Critical
Browser debugger access

Can attach to tabs and inspect/modify all page data using Chrome DevTools protocol

High
View open tabs

Can see URLs and titles of all open tabs

High
Access browsing history

Can read and modify your complete browsing history

High
Execute scripts in pages

Can inject and execute JavaScript code in web pages

High
Observe web requests

Can monitor all network requests made by the browser

High
Access browser cookies

Can read and modify cookies, potentially accessing login sessions

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Access current tab

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

Medium
Access bookmarks

Can read and modify your saved bookmarks

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

Low
Use side panel

Can display content in the browser side panel

Low
Block network requests (declarative)

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

Low
Manage tab groups

Can create and manage tab groups

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Scan performed by extenshi.io · Aug 23, 2026
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