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SECURITY REPORT · EXTENSHI SCAN

Superhuman Mail

Chrome extension·by Superhuman
51
/ 100 SAFETY SCORE
RISKY
Several elevated signals. Read the findings before sharing this with your team.

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

Superhuman Mail's safety score vs every other extension we've scanned
Globally
51.29%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked across every extension we scan
In its category
41.29%of its category extensions carry more risk
This extension
Riskier ←→ Safer
Ranked within its category
Findings
160
median 38Lower is safer
Risky permissions
2
median 1Critical + high perms
Total permissions
12
median 4All declared perms
Critical findings
2
median 2Severity = Critical

Findings breakdown

Automated security signal · 160 distinct issues across 6 severities
160
distinct issues
detected
Scanners reported 287 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

2 risky permissions of 12 total
2 high-risk permissions require attention
This extension requests 12 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
High
View open tabs

Can see URLs and titles of all open tabs

High
Execute scripts in pages

Can inject and execute JavaScript code in web pages

Medium
Show notifications

Can display desktop notifications outside the browser

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Unlimited local storage

Can store large amounts of data locally without size limits

Low
Schedule tasks

Can schedule periodic background tasks

Low
Run in background

Can run scripts in the background when not actively in use

Low
Google Cloud Messaging

Can send and receive messages via Google Cloud Messaging

Low
CPU info

Can query CPU information

Low
Display info

Can query display and monitor information

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Scan performed by extenshi.io · Aug 3, 2026· partial run (some scanners failed)
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