SECURITY REPORT · EXTENSHI SCAN

MediaGrab

Firefox extension·by ostnr
73
/ 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

MediaGrab's safety score vs every other extension we've scanned
Globally
19%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 409,539 extensions
In Social & Communication
9%of social & communication extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 13,675 social & communication extensions
Findings
22
median 5Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
10
median 3Declared in manifest
Active users
20
median 3vs category median

Findings breakdown

Automated security signal · 22 distinct issues across 6 severities
22
distinct issues
detected
Scanners reported 29 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 10 total
2 high-risk permissions require attention
This extension requests 10 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
High
Manage downloads

Can initiate downloads and access your download history

High
View open tabs

Can see URLs and titles of all open tabs

Medium
Store local data

Can save data locally in the browser for persistence

Info
*://x.com/*

No additional information available.

Info
*://*.x.com/*

No additional information available.

Info
*://twitter.com/*

No additional information available.

Info
*://*.twitter.com/*

No additional information available.

Info
*://*.twimg.com/*

No additional information available.

Info
*://video.twimg.com/*

No additional information available.

Info
*://mobile.twitter.com/*

No additional information available.

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Scan performed by extenshi.io · Aug 17, 2026
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