SECURITY REPORT · EXTENSHI SCAN
Tabnesia
Firefox extension·by mnvvm9lplyij2
97
/ 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
Tabnesia's safety score vs every other extension we've scanned
Globally
85%of extensions carry more risk
Riskier ←→ Safer
Ranked against 403,277 extensions
In Tabs
70%of tabs extensions carry more risk
Riskier ←→ Safer
Ranked against 12,598 tabs extensions
Findings
2
median 4Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
0
median 2vs category median
Findings breakdown
Automated security signal · 2 distinct issues across 6 severities
2
distinct issues
detected
detected
Critical00%
High00%
Needs Review00%
Medium150%
Low150%
Info00%
Permissions requested
3 permissions declared
No risky permissions
3 permissions requested — none are flagged as risky.
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Access session data
Can query and restore recently closed tabs and windows
Low
Schedule tasks
Can schedule periodic background tasks
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Scan performed by extenshi.io · Aug 30, 2026
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