SECURITY REPORT · EXTENSHI SCAN
Denied File Extensions
Chrome extension·by AntiPrometheus
79
/ 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
Denied File Extensions's safety score vs every other extension we've scanned
Globally
35%of extensions carry more risk
Riskier ←→ Safer
Ranked against 403,022 extensions
In Productivity
45%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 194,455 productivity extensions
Findings
7
median 16Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
2
median 14vs category median
Findings breakdown
Automated security signal · 7 distinct issues across 6 severities
7
distinct issues
detected
detected
Critical114%
High229%
Needs Review00%
Medium343%
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
Observe web requests
Can monitor all network requests made by the browser
High
Block and modify web requests
Can intercept, block, or modify any network request before it completes
Medium
Store local data
Can save data locally in the browser for persistence
Are you the author of Denied File Extensions?
Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.
Add the badge to your README
Show Denied File Extensions's live security score on GitHub or in your docs
Scan performed by extenshi.io · Aug 12, 2026
Browser extensions made transparent.