SECURITY REPORT · EXTENSHI SCAN
Notion Highlighter
Chrome extension·by Amber Stone
71
/ 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
Notion Highlighter's safety score vs every other extension we've scanned
Globally
16%of extensions carry more risk
Riskier ←→ Safer
Ranked against 402,632 extensions
In Productivity
21%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 194,441 productivity extensions
Findings
20
median 16Lower is safer
Critical findings
3
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
260
median 14vs category median
Findings breakdown
Automated security signal · 20 distinct issues across 6 severities
20
distinct issues
detected
detected
Scanners reported 21 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical315%
High420%
Needs Review00%
Medium735%
Low630%
Info00%
Permissions requested
3 permissions declared
No risky permissions
3 permissions requested — none are flagged as risky.
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
Access current tab
Can temporarily access the content of the active tab when you click the extension
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Scan performed by extenshi.io · Aug 10, 2026
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