SECURITY REPORT · EXTENSHI SCAN
Reveal Deleted FB Messages
Firefox extension·by ngxlcc123
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
Reveal Deleted FB Messages's safety score vs every other extension we've scanned
Globally
92.68%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
82.68%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
6
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 · 6 findings across 5 severities
6
findings
detected
detected
Critical00%
High117%
Medium00%
Low583%
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
Unlimited local storage
Can store large amounts of data locally without size limits
Low
Run in background
Can run scripts in the background when not actively in use
Info
*://*.facebook.com/*
No additional information available.
Info
*://*.messenger.com/*
No additional information available.
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Scan performed by extenshi.io · Jun 25, 2026· partial run (some scanners failed)
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