SECURITY REPORT · EXTENSHI SCAN
Grammar Checker and Writing Assistant by Sapling
Firefox extension·by Sapling.ai
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
Grammar Checker and Writing Assistant by Sapling's safety score vs every other extension we've scanned
Globally
7%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Social & Communication
3%of social & communication extensions carry more risk
Riskier ←→ Safer
Ranked against 12,741 social & communication extensions
Findings
72
median 4Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
14
median 3Declared in manifest
Active users
647
median 3vs category median
Findings breakdown
Automated security signal · 72 distinct issues across 6 severities
72
distinct issues
detected
detected
Scanners reported 96 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical23%
High34%
Needs Review00%
Medium5475%
Low1115%
Info23%
Permissions requested
2 risky permissions of 14 total
2 high-risk permissions require attention
This extension requests 14 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
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
Read clipboard
Can read text and data currently on your clipboard
Medium
Write to clipboard
Can place content onto your clipboard
Medium
Access user identity
Can get OAuth2 tokens and access your Google account identity
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
View email address
Can see the email address of the signed-in Chrome user
Low
Schedule tasks
Can schedule periodic background tasks
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Scan performed by extenshi.io · Aug 24, 2026
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