SECURITY REPORT · EXTENSHI SCAN
CustomHeatmap for Mac
Chrome extension·by 株式会社App Trend
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
CustomHeatmap for Mac's safety score vs every other extension we've scanned
Globally
25%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Make Chrome Yours
23%of make chrome yours extensions carry more risk
Riskier ←→ Safer
Ranked against 22,985 make chrome yours extensions
Findings
11
median 9Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
5
median 2Declared in manifest
Active users
14
median 18vs category median
Findings breakdown
Automated security signal · 11 distinct issues across 6 severities
11
distinct issues
detected
detected
Scanners reported 16 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical19%
High218%
Needs Review00%
Medium764%
Low19%
Info00%
Permissions requested
2 risky permissions of 5 total
1 critical permission require attention
This extension requests 5 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
Critical
Communicate with desktop apps
Can exchange messages with applications installed on your computer
High
View open tabs
Can see URLs and titles of all open tabs
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
Medium
Add context menu items
Can add custom items to the right-click context menu
Medium
Store local data
Can save data locally in the browser for persistence
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Scan performed by extenshi.io · Aug 20, 2026
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