SECURITY REPORT · EXTENSHI SCAN
Jupiter Subtitle Translator
Firefox extension·by Subtitles Translator
0
/ 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
Jupiter Subtitle Translator's safety score vs every other extension we've scanned
Globally
47%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Social & Communication
27%of social & communication extensions carry more risk
Riskier ←→ Safer
Ranked against 12,741 social & communication extensions
Findings
13
median 4Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
4
median 3Declared in manifest
Active users
0
median 3vs category median
Findings breakdown
Automated security signal · 13 distinct issues across 6 severities
13
distinct issues
detected
detected
Critical00%
High00%
Needs Review00%
Medium969%
Low431%
Info00%
Permissions requested
4 permissions declared
No risky permissions
4 permissions requested — none are flagged as risky.
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Unlimited local storage
Can store large amounts of data locally without size limits
Info
*://jupiter.err.ee/*
No additional information available.
Info
*://subtranslate.revalfilm.info/extension/connect*
No additional information available.
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Scan performed by extenshi.io · Aug 23, 2026
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