SECURITY REPORT · EXTENSHI SCAN
Quantum Highlighter PRO
Chrome extension·by QuantumHammer
78
/ 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
Quantum Highlighter PRO's safety score vs every other extension we've scanned
Globally
32%of extensions carry more risk
Riskier ←→ Safer
Ranked against 410,251 extensions
In Productivity
42%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 198,815 productivity extensions
Findings
52
median 16Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
6
median 3Declared in manifest
Active users
527
median 14vs category median
Findings breakdown
Automated security signal · 52 distinct issues across 6 severities
52
distinct issues
detected
detected
Critical00%
High00%
Needs Review00%
Medium4587%
Low713%
Info00%
Permissions requested
6 permissions declared
No risky permissions
6 permissions requested — none are flagged as risky.
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
Medium
Access user identity
Can get OAuth2 tokens and access your Google account identity
Medium
Add context menu items
Can add custom items to the right-click context menu
Low
Schedule tasks
Can schedule periodic background tasks
Low
Access favicons
Can retrieve website favicon images
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Scan performed by extenshi.io · Aug 20, 2026
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