SECURITY REPORT · EXTENSHI SCAN
TCB Companion
Chrome extension·by Yabai Studios
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
TCB Companion's safety score vs every other extension we've scanned
Globally
42%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Lifestyle
42%of lifestyle extensions carry more risk
Riskier ←→ Safer
Ranked against 43,972 lifestyle extensions
Findings
35
median 12Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
4
median 1Declared in manifest
Active users
8
median 26vs category median
Findings breakdown
Automated security signal · 35 distinct issues across 6 severities
35
distinct issues
detected
detected
Scanners reported 37 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical00%
High00%
Needs Review00%
Medium3086%
Low514%
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
Show notifications
Can display desktop notifications outside the browser
Medium
Read clipboard
Can read text and data currently on your clipboard
Low
Use side panel
Can display content in the browser side panel
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Scan performed by extenshi.io · Aug 14, 2026
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