extenshi.io
SECURITY REPORT · EXTENSHI SCAN

Fontpost — Custom Fonts & Font Changer for Gmail & Email

Chrome extension·by plantsgrownorth
79
/ 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

Fontpost — Custom Fonts & Font Changer for Gmail & Email's safety score vs every other extension we've scanned
Globally
36%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 409,539 extensions
In Productivity
47%of productivity extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 198,326 productivity extensions
Findings
64
median 16Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
6
median 3Declared in manifest
Active users
62
median 14vs category median

Findings breakdown

Automated security signal · 64 distinct issues across 6 severities
64
distinct issues
detected

Permissions requested

1 risky permission of 6 total
1 high-risk permission require attention
This extension requests 6 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
Execute scripts in pages

Can inject and execute JavaScript code in web pages

Medium
Access current tab

Can temporarily access the content of the active tab when you click the extension

Medium
Access user identity

Can get OAuth2 tokens and access your Google account identity

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

Are you the author of Fontpost — Custom Fonts & Font Changer for Gmail & Email?

Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.

Claim this extension

Add the badge to your README

Show Fontpost — Custom Fonts & Font Changer for Gmail & Email's live security score on GitHub or in your docs
Extenshi security score badge preview
Markdown
[![Extenshi security score](https://catalog.extenshi.io/api/badge/381156)](https://catalog.extenshi.io/extensions/381156/security)
HTML
<a href="https://catalog.extenshi.io/extensions/381156/security"><img src="https://catalog.extenshi.io/api/badge/381156" alt="Extenshi security score" /></a>

The badge always shows the current score — it updates automatically after every scan.

Scan performed by extenshi.io · Aug 14, 2026
Browser extensions made transparent.