SECURITY REPORT · EXTENSHI SCAN
ATN Reviewer Monitor
Firefox extension·by John Bieling
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
ATN Reviewer Monitor's safety score vs every other extension we've scanned
Globally
65%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
6
median 3Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
6
median 3Declared in manifest
Active users
1
median 2vs category median
Findings breakdown
Automated security signal · 6 distinct issues across 6 severities
6
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%
High117%
Needs Review00%
Medium350%
Low233%
Info00%
Permissions requested
2 risky permissions of 6 total
2 high-risk permissions require attention
This extension requests 6 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
High
Observe web requests
Can monitor all network requests made by the browser
High
Manage downloads
Can initiate downloads and access your download history
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
Info
https://addons.thunderbird.net/*
No additional information available.
Info
https://*.addons.thunderbird.net/*
No additional information available.
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Scan performed by extenshi.io · Jul 25, 2026
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