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SECURITY REPORT · EXTENSHI SCAN

Substital: Add subtitles to videos and movies

Chrome extension·by Substital
51
/ 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

Substital: Add subtitles to videos and movies's safety score vs every other extension we've scanned
Globally
2%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 409,539 extensions
In Accessibility
5%of accessibility extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 2,119 accessibility extensions
Findings
87
median 12Lower is safer
Critical findings
7
median 0Severity = Critical
Permissions
4
median 3Declared in manifest
Active users
400000
median 92vs category median

Findings breakdown

Automated security signal · 87 distinct issues across 6 severities
87
distinct issues
detected
Scanners reported 153 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

2 risky permissions of 4 total
2 high-risk permissions require attention
This extension requests 4 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
Observe web requests

Can monitor all network requests made by the browser

Medium
Access current tab

Can temporarily access the content of the active tab when you click the extension

Medium
Store local data

Can save data locally in the browser for persistence

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Scan performed by extenshi.io · Aug 4, 2026
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