SECURITY REPORT · EXTENSHI SCAN
Vellum - Gemini to PDF Exporter
Chrome extension·by Corp.Vellum
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
Vellum - Gemini to PDF Exporter's safety score vs every other extension we've scanned
Globally
48%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Productivity
61%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 177,133 productivity extensions
Findings
27
median 16Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
5
median 3Declared in manifest
Active users
0
median 14vs category median
Findings breakdown
Automated security signal · 27 distinct issues across 6 severities
27
distinct issues
detected
detected
Scanners reported 30 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical00%
High00%
Needs Review00%
Medium2593%
Low27%
Info00%
Permissions requested
1 risky permission of 5 total
1 high-risk permission require attention
This extension requests 5 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
Execute scripts in pages
Can inject and execute JavaScript code in web pages
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
Medium
Unlimited local storage
Can store large amounts of data locally without size limits
Low
React to page content
Can show or hide the extension icon based on page content rules
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Scan performed by extenshi.io · Aug 9, 2026
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