SECURITY REPORT · EXTENSHI SCAN
Bookmark Guard
Firefox extension·by masao-cyanus
96
/ 100 SAFETY SCORE
EXCELLENT
Looks clean. No meaningful risks detected in this scan.
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
Bookmark Guard's safety score vs every other extension we've scanned
Globally
82%of extensions carry more risk
Riskier ←→ Safer
Ranked against 415,509 extensions
In Bookmarks
72%of bookmarks extensions carry more risk
Riskier ←→ Safer
Ranked against 6,510 bookmarks extensions
Findings
4
median 6Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
7
median 2vs category median
Findings breakdown
Automated security signal · 4 distinct issues across 6 severities
4
distinct issues
detected
detected
Critical00%
High00%
Needs Review00%
Medium375%
Low125%
Info00%
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 · Oct 18, 2026
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