SECURITY REPORT · EXTENSHI SCAN
Stelr Bookmark Sync
Firefox extension·by Michael DeVicariis
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
Stelr Bookmark Sync'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 Bookmarks
18%of bookmarks extensions carry more risk
Riskier ←→ Safer
Ranked against 5,899 bookmarks extensions
Findings
9
median 4Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
5
median 3Declared in manifest
Active users
0
median 2vs category median
Findings breakdown
Automated security signal · 9 distinct issues across 6 severities
9
distinct issues
detected
detected
Critical111%
High00%
Needs Review00%
Medium778%
Low111%
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
Medium
Access bookmarks
Can read and modify your saved bookmarks
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
Low
Schedule tasks
Can schedule periodic background tasks
Info
*://*/*
No additional information available.
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Scan performed by extenshi.io · Aug 24, 2026
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