SECURITY REPORT · EXTENSHI SCAN
Letterboxd Private Notes
Firefox extension·by Porg
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
Letterboxd Private Notes's safety score vs every other extension we've scanned
Globally
35%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Social & Communication
17%of social & communication extensions carry more risk
Riskier ←→ Safer
Ranked against 12,741 social & communication extensions
Findings
15
median 4Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
7
median 3Declared in manifest
Active users
4
median 3vs category median
Findings breakdown
Automated security signal · 15 distinct issues across 6 severities
15
distinct issues
detected
detected
Critical00%
High213%
Needs Review00%
Medium1067%
Low320%
Info00%
Permissions requested
2 risky permissions of 7 total
2 high-risk permissions require attention
This extension requests 7 permissions in total. 2 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
Access browser cookies
Can read and modify cookies, potentially accessing login sessions
Medium
Store local data
Can save data locally in the browser for persistence
Info
*://letterboxd.com/film/*
No additional information available.
Info
*://*.letterboxd.com/film/*
No additional information available.
Info
*://letterboxd.com/*/film/*
No additional information available.
Info
*://*.letterboxd.com/*/film/*
No additional information available.
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Scan performed by extenshi.io · Aug 16, 2026
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