SECURITY REPORT · EXTENSHI SCAN
MultCat
Chrome extension·by 落落落洛克
0
/ 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
MultCat's safety score vs every other extension we've scanned
Globally
10%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Productivity
13%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 177,133 productivity extensions
Findings
138
median 16Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
7
median 3Declared in manifest
Active users
57
median 14vs category median
Findings breakdown
Automated security signal · 138 distinct issues across 6 severities
138
distinct issues
detected
detected
Scanners reported 156 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical21%
High2720%
Needs Review00%
Medium9166%
Low97%
Info97%
Permissions requested
2 risky permissions of 7 total
2 high-risk permissions require attention
This extension requests 7 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
Execute scripts in pages
Can inject and execute JavaScript code in web pages
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
Low
Schedule tasks
Can schedule periodic background tasks
Low
Create offscreen documents
Can create hidden documents for background processing tasks
Are you the author of MultCat?
Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.
Add the badge to your README
Show MultCat's live security score on GitHub or in your docs
Scan performed by extenshi.io · Aug 9, 2026
Browser extensions made transparent.