SECURITY REPORT · EXTENSHI SCAN
HTML Viewer
Chrome extension·by Narenkumar
73
/ 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
HTML Viewer's safety score vs every other extension we've scanned
Globally
19%of extensions carry more risk
Riskier ←→ Safer
Ranked against 409,539 extensions
In Productivity
25%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 198,326 productivity extensions
Findings
28
median 16Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
1
median 3Declared in manifest
Active users
483
median 14vs category median
Findings breakdown
Automated security signal · 28 distinct issues across 6 severities
28
distinct issues
detected
detected
Critical00%
High14%
Needs Review00%
Medium1243%
Low1554%
Info00%
Permissions requested
1 permission declared
No risky permissions
1 permission requested — none are flagged as risky.
Medium
Store local data
Can save data locally in the browser for persistence
Are you the author of HTML Viewer?
Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.
Add the badge to your README
Show HTML Viewer's live security score on GitHub or in your docs
Scan performed by extenshi.io · Aug 19, 2026
Browser extensions made transparent.