SECURITY REPORT · EXTENSHI SCAN
About Sync
Firefox extension·by Mark Hammond
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
About Sync's safety score vs every other extension we've scanned
Globally
64%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Other
29%of other extensions carry more risk
Riskier ←→ Safer
Ranked against 26,888 other extensions
Findings
7
median 3Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
1
median 3Declared in manifest
Active users
2762
median 2vs category median
Findings breakdown
Automated security signal · 7 distinct issues across 6 severities
7
distinct issues
detected
detected
Scanners reported 10 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical00%
High114%
Needs Review00%
Medium457%
Low114%
Info114%
Permissions requested
1 permission declared
No risky permissions
1 permission requested — none are flagged as risky.
Info
mozillaAddons
No additional information available.
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Scan performed by extenshi.io · Jul 25, 2026
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