SECURITY REPORT · EXTENSHI SCAN

CAT Calculator

Firefox extension·by pibuster

How it ranks

CAT Calculator's safety score vs every other extension we've scanned

Globally

97%of extensions carry more risk

This extension

Riskier ←→ Safer

Ranked against 415,831 extensions

In Other

88%of other extensions carry more risk

This extension

Riskier ←→ Safer

Ranked against 28,822 other extensions

Findings

median 5Lower is safer

Critical findings

median 0Severity = Critical

Permissions

median 3Declared in manifest

Active users

median 2vs category median

Findings breakdown

Automated security signal · 0 distinct issues across 6 severities

distinct issues
detected

Critical00%

High00%

Needs Review00%

Medium00%

Low00%

Info00%

Permissions requested

0 permissions declared

No permissions requested

This extension doesn't request any browser permissions. That's unusually clean.

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Markdown

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HTML

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Scan performed by extenshi.io · Oct 20, 2026

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