SECURITY REPORT · EXTENSHI SCAN
Custom Calendar Background
Chrome extension·by Pat Coleman
0
/ 100 SAFETY SCORE
EXCELLENT
Looks clean. No meaningful risks detected in this scan.
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
Custom Calendar Background's safety score vs every other extension we've scanned
Globally
50%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,712 extensions
In Lifestyle
72%of lifestyle extensions carry more risk
Riskier ←→ Safer
Ranked against 6,925 lifestyle extensions
Findings
4
median 8Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
3
median 1Declared in manifest
Active users
100000
median 47vs category median
Findings breakdown
Automated security signal · 4 findings across 5 severities
4
findings
detected
detected
Critical00%
High00%
Medium4100%
Low00%
Info00%
Permissions requested
3 permissions declared
No risky permissions
3 permissions requested — none are flagged as risky.
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Access user identity
Can get OAuth2 tokens and access your Google account identity
Medium
View email address
Can see the email address of the signed-in Chrome user
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Scan performed by extenshi.io · Jun 25, 2026
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