SECURITY REPORT · EXTENSHI SCAN
R3dMarks
Firefox extension·by mosimo
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
R3dMarks's safety score vs every other extension we've scanned
Globally
16%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Bookmarks
7%of bookmarks extensions carry more risk
Riskier ←→ Safer
Ranked against 5,899 bookmarks extensions
Findings
18
median 4Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
0
median 2vs category median
Findings breakdown
Automated security signal · 18 distinct issues across 6 severities
18
distinct issues
detected
detected
Scanners reported 30 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical211%
High211%
Needs Review00%
Medium1056%
Low16%
Info317%
Permissions requested
3 permissions declared
No risky permissions
3 permissions requested — none are flagged as risky.
Medium
Access bookmarks
Can read and modify your saved bookmarks
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
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Scan performed by extenshi.io · Aug 24, 2026
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