SECURITY REPORT · EXTENSHI SCAN
EPUB Reader - Read & Organize Books
Chrome extension
68
/ 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
EPUB Reader - Read & Organize Books's safety score vs every other extension we've scanned
Globally
12%of extensions carry more risk
Riskier ←→ Safer
Ranked against 409,539 extensions
In Productivity
16%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 198,326 productivity extensions
Findings
48
median 16Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
5
median 14vs category median
Findings breakdown
Automated security signal · 48 distinct issues across 6 severities
48
distinct issues
detected
detected
Critical12%
High24%
Needs Review00%
Medium4288%
Low36%
Info00%
Permissions requested
1 risky permission of 3 total
1 high-risk permission require attention
This extension requests 3 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
Manage downloads
Can initiate downloads and access your download history
Medium
Block requests with host access
Can block or redirect network requests and requires host permissions
Medium
Store local data
Can save data locally in the browser for persistence
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Scan performed by extenshi.io · Oct 6, 2026
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