SECURITY REPORT · EXTENSHI SCAN
Threads Filter
Firefox extension·by Victoria Chang
84
/ 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
Threads Filter's safety score vs every other extension we've scanned
Globally
51%of extensions carry more risk
Riskier ←→ Safer
Ranked against 397,149 extensions
In Social & Communication
29%of social & communication extensions carry more risk
Riskier ←→ Safer
Ranked against 13,584 social & communication extensions
Findings
12
median 5Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
5
median 3Declared in manifest
Active users
1
median 3vs category median
Findings breakdown
Automated security signal · 12 distinct issues across 6 severities
12
distinct issues
detected
detected
Scanners reported 20 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical00%
High18%
Needs Review00%
Medium867%
Low325%
Info00%
Permissions requested
5 permissions declared
No risky permissions
5 permissions requested — none are flagged as risky.
Medium
Store local data
Can save data locally in the browser for persistence
Low
Schedule tasks
Can schedule periodic background tasks
Info
*://*.threads.com/*
No additional information available.
Info
*://*.threads.net/*
No additional information available.
Info
*://mil.psy.ntu.edu.tw/*
No additional information available.
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Scan performed by extenshi.io · Aug 24, 2026
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