SECURITY REPORT · EXTENSHI SCAN

Hoverify: All-in-one extension for web developers

Firefox extension·by Hoverify
58
/ 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

Hoverify: All-in-one extension for web developers's safety score vs every other extension we've scanned
Globally
2%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 421,529 extensions
In Web Development
1%of web development extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 15,447 web development extensions
Findings
331
median 9Lower is safer
Critical findings
4
median 0Severity = Critical
Permissions
19
median 3Declared in manifest
Active users
492
median 3vs category median

Findings breakdown

Automated security signal · 331 distinct issues across 6 severities
331
distinct issues
detected
Scanners reported 511 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

8 risky permissions of 19 total
8 high-risk permissions require attention
This extension requests 19 permissions in total. 8 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

High
Delete browsing data

Can remove browsing history, cookies, cache, and other browsing data

High
Manage downloads

Can initiate downloads and access your download history

High
Observe web requests

Can monitor all network requests made by the browser

High
Access browser cookies

Can read and modify cookies, potentially accessing login sessions

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

Medium
Add context menu items

Can add custom items to the right-click context menu

Medium
Monitor navigation

Can observe and track tab navigation events and URL changes

Medium
Write to clipboard

Can place content onto your clipboard

Medium
Access user identity

Can get OAuth2 tokens and access your Google account identity

Medium
Block requests with host access

Can block or redirect network requests and requires host permissions

Low
Schedule tasks

Can schedule periodic background tasks

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Scan performed by extenshi.io · Oct 22, 2026
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