SECURITY REPORT · EXTENSHI SCAN
Canvas CourseCode Addition
Chrome extension·by John Cummings
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
Canvas CourseCode Addition's safety score vs every other extension we've scanned
Globally
36%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Productivity
47%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 177,133 productivity extensions
Findings
7
median 16Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
5
median 14vs category median
Findings breakdown
Automated security signal · 7 distinct issues across 6 severities
7
distinct issues
detected
detected
Critical114%
High114%
Needs Review00%
Medium343%
Low229%
Info00%
Permissions requested
2 risky permissions of 3 total
1 critical permission require attention
This extension requests 3 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
Critical
Browser debugger access
Can attach to tabs and inspect/modify all page data using Chrome DevTools protocol
High
View open tabs
Can see URLs and titles of all open tabs
Low
Run in background
Can run scripts in the background when not actively in use
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Scan performed by extenshi.io · Aug 13, 2026
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