SECURITY REPORT · EXTENSHI SCAN
HTML Email Attachment Preview
Firefox extension·by 박정섭
0
/ 100 SAFETY SCORE
RISKY
Several elevated signals. Read the findings before sharing this with your team.
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 Email Attachment Preview's safety score vs every other extension we've scanned
Globally
9%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Privacy & Security
6%of privacy & security extensions carry more risk
Riskier ←→ Safer
Ranked against 11,537 privacy & security extensions
Findings
35
median 5Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
5
median 4Declared in manifest
Active users
0
median 3vs category median
Findings breakdown
Automated security signal · 35 distinct issues across 6 severities
35
distinct issues
detected
detected
Critical00%
High411%
Needs Review00%
Medium1851%
Low1337%
Info00%
Permissions requested
5 permissions declared
No risky permissions
5 permissions requested — none are flagged as risky.
Medium
Store local data
Can save data locally in the browser for persistence
Info
https://mail.google.com/*
No additional information available.
Info
https://mail.naver.com/*
No additional information available.
Info
https://mail.daum.net/*
No additional information available.
Info
https://mail.kakao.com/*
No additional information available.
Are you the author of HTML Email Attachment Preview?
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 Email Attachment Preview's live security score on GitHub or in your docs
Scan performed by extenshi.io · Aug 11, 2026
Browser extensions made transparent.