SECURITY REPORT · EXTENSHI SCAN
WebSync for Gemini Notebook (NotebookLM)
Chrome extension·by DanJ
0
/ 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
WebSync for Gemini Notebook (NotebookLM)'s safety score vs every other extension we've scanned
Globally
6%of extensions carry more risk
Riskier ←→ Safer
Ranked against 371,045 extensions
In Productivity
8%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 177,348 productivity extensions
Findings
104
median 16Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
7
median 3Declared in manifest
Active users
70000
median 14vs category median
Findings breakdown
Automated security signal · 104 distinct issues across 6 severities
104
distinct issues
detected
detected
Scanners reported 182 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical00%
High55%
Needs Review11%
Medium6058%
Low3534%
Info33%
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
Execute scripts in pages
Can inject and execute JavaScript code in web pages
High
View open tabs(optional)
Can see URLs and titles of all open 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
Create offscreen documents
Can create hidden documents for background processing tasks
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Scan performed by extenshi.io · Aug 10, 2026
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