SECURITY REPORT · EXTENSHI SCAN
SubReader
Chrome extension·by SubReader
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
SubReader's safety score vs every other extension we've scanned
Globally
2%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Make Chrome Yours
2%of make chrome yours extensions carry more risk
Riskier ←→ Safer
Ranked against 22,985 make chrome yours extensions
Findings
53
median 9Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
5
median 2Declared in manifest
Active users
30000
median 18vs category median
Findings breakdown
Automated security signal · 53 distinct issues across 6 severities
53
distinct issues
detected
detected
Scanners reported 66 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical12%
High611%
Needs Review00%
Medium3566%
Low1121%
Info00%
Permissions requested
3 risky permissions of 5 total
3 high-risk permissions require attention
This extension requests 5 permissions in total. 3 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
Observe web requests
Can monitor all network requests made by the browser
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Access user identity
Can get OAuth2 tokens and access your Google account identity
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Scan performed by extenshi.io · Aug 25, 2026
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