SECURITY REPORT · EXTENSHI SCAN
ModernPDF - Zero-Knowledge PDF Tools
Firefox extension·by PFM
0
/ 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
ModernPDF - Zero-Knowledge PDF Tools's safety score vs every other extension we've scanned
Globally
80.55%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
70.55%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
5
median 38Lower is safer
Risky permissions
0
median 1Critical + high perms
Total permissions
3
median 4All declared perms
Critical findings
1
median 2Severity = Critical
Findings breakdown
Automated security signal · 5 distinct issues across 6 severities
5
distinct issues
detected
detected
Critical120%
High00%
Needs Review00%
Medium360%
Low120%
Info00%
Permissions requested
3 permissions declared
No risky permissions
3 permissions requested — none are flagged as risky.
Medium
Add context menu items
Can add custom items to the right-click context menu
Info*://*/*.pdf
No additional information available.
Info
*://*/*.pdf?*
No additional information available.
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Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
Browser extensions made transparent.