SECURITY REPORT · EXTENSHI SCAN
Context Capsule
Firefox extension·by POTUS
67
/ 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
Context Capsule's safety score vs every other extension we've scanned
Globally
10%of extensions carry more risk
Riskier ←→ Safer
Ranked against 402,636 extensions
In Tabs
3%of tabs extensions carry more risk
Riskier ←→ Safer
Ranked against 12,564 tabs extensions
Findings
20
median 4Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
4
median 3Declared in manifest
Active users
0
median 3vs category median
Findings breakdown
Automated security signal · 20 distinct issues across 6 severities
20
distinct issues
detected
detected
Critical15%
High525%
Needs Review00%
Medium1365%
Low15%
Info00%
Permissions requested
3 risky permissions of 4 total
1 critical permission require attention
This extension requests 4 permissions in total. 3 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
High
Access browser cookies
Can read and modify cookies, potentially accessing login sessions
Low
Manage tab groups
Can create and manage tab groups
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Scan performed by extenshi.io · Sep 13, 2026
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