SECURITY REPORT · EXTENSHI SCAN
AdBlock Ultra Pro
Firefox extension·by David Reynolds
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
AdBlock Ultra Pro's safety score vs every other extension we've scanned
Globally
41%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,731 extensions
In Other
24%of other extensions carry more risk
Riskier ←→ Safer
Ranked against 20,224 other extensions
Findings
7
median 3Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
5
median 2vs category median
Findings breakdown
Automated security signal · 7 findings across 5 severities
7
findings
detected
detected
Critical00%
High229%
Medium457%
Low114%
Info00%
Permissions requested
2 risky permissions of 3 total
2 high-risk permissions require attention
This extension requests 3 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
High
Access browsing history
Can read and modify your complete browsing history
High
View open tabs
Can see URLs and titles of all open tabs
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
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Scan performed by extenshi.io · Jun 25, 2026
Browser extensions made transparent.