SECURITY REPORT · EXTENSHI SCAN
Dev API Tester PRO
Firefox extension·by Wagner Vielmond
83
/ 100 SAFETY SCORE
CAUTION
Mostly fine, but a few things worth reviewing before you install.
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
Dev API Tester PRO's safety score vs every other extension we've scanned
Globally
37%of extensions carry more risk
Riskier ←→ Safer
Ranked against 421,602 extensions
In Privacy & Security
47%of privacy & security extensions carry more risk
Riskier ←→ Safer
Ranked against 12,673 privacy & security extensions
Findings
9
median 11Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
2
median 4Declared in manifest
Active users
2
median 3vs category median
Findings breakdown
Automated security signal · 9 distinct issues across 6 severities
9
distinct issues
detected
detected
Critical111%
High111%
Needs Review00%
Medium667%
Low111%
Info00%
Permissions requested
1 risky permission of 2 total
1 high-risk permission require attention
This extension requests 2 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
View open tabs
Can see URLs and titles of all open tabs
Medium
Store local data
Can save data locally in the browser for persistence
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Scan performed by extenshi.io · Oct 22, 2026
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