SECURITY REPORT · EXTENSHI SCAN
SyncNos-WebClipper
Firefox extension·by Chii Magnus
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
SyncNos-WebClipper's safety score vs every other extension we've scanned
Globally
53.59%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
43.59%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
81
median 38Lower is safer
Risky permissions
4
median 1Critical + high perms
Total permissions
15
median 4All declared perms
Critical findings
1
median 2Severity = Critical
Findings breakdown
Automated security signal · 81 distinct issues across 6 severities
81
distinct issues
detected
detected
Scanners reported 147 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical11%
High79%
Needs Review00%
Medium5365%
Low2025%
Info00%
Permissions requested
4 risky permissions of 15 total
4 high-risk permissions require attention
This extension requests 15 permissions in total. 4 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
High
Access all HTTP sites
Can read and modify content on all non-encrypted websites
High
Access all HTTPS sites
Can read and modify content on all encrypted websites
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Add context menu items
Can add custom items to the right-click context menu
Medium
Monitor navigation
Can observe and track tab navigation events and URL changes
Medium
Block requests with host access
Can block or redirect network requests and requires host permissions
Low
Schedule tasks
Can schedule periodic background tasks
Low
Manage tab groups
Can create and manage tab groups
Info
https://connector_openai_deep_research.web-sandbox.oaiusercontent.com/*
No additional information available.
Info
https://bilibili.com/video/*
No additional information available.
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Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
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