SECURITY REPORT · EXTENSHI SCAN
URL Block & Redirect
Chrome extension
84
/ 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
URL Block & Redirect's safety score vs every other extension we've scanned
Globally
39%of extensions carry more risk
Riskier ←→ Safer
Ranked against 421,529 extensions
In Productivity
46%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 206,551 productivity extensions
Findings
6
median 18Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
126
median 13vs category median
Findings breakdown
Automated security signal · 6 distinct issues across 6 severities
6
distinct issues
detected
detected
Critical117%
High117%
Needs Review00%
Medium350%
Low117%
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
Monitor navigation
Can observe and track tab navigation events and URL changes
Low
Block network requests (declarative)
Can block or redirect network requests using predefined rules without seeing content
Are you the author of URL Block & Redirect?
Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.
Add the badge to your README
Show URL Block & Redirect's live security score on GitHub or in your docs
Scan performed by extenshi.io · Oct 26, 2026
Browser extensions made transparent.