SECURITY REPORT · EXTENSHI SCAN
MSync4U - Secure Bookmark Sync (Xmarks Tribute)
Firefox extension·by MSync4U
0
/ 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
MSync4U - Secure Bookmark Sync (Xmarks Tribute)'s safety score vs every other extension we've scanned
Globally
86.16%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
76.16%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
11
median 38Lower is safer
Risky permissions
0
median 1Critical + high perms
Total permissions
5
median 4All declared perms
Critical findings
0
median 2Severity = Critical
Findings breakdown
Automated security signal · 11 distinct issues across 6 severities
11
distinct issues
detected
detected
Scanners reported 13 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical00%
High00%
Needs Review00%
Medium873%
Low327%
Info00%
Permissions requested
5 permissions declared
No risky permissions
5 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
Access user identity
Can get OAuth2 tokens and access your Google account identity
Medium
Unlimited local storage
Can store large amounts of data locally without size limits
Low
Schedule tasks
Can schedule periodic background tasks
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Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
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