SECURITY REPORT · EXTENSHI SCAN
YTMP4 - YouTube Videos Downloader
Firefox extension·by ytmp4
0
/ 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
YTMP4 - YouTube Videos Downloader's safety score vs every other extension we've scanned
Globally
7%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Photos Music Videos
2%of photos music videos extensions carry more risk
Riskier ←→ Safer
Ranked against 10,146 photos music videos extensions
Findings
52
median 4Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
9
median 3Declared in manifest
Active users
80
median 6vs category median
Findings breakdown
Automated security signal · 52 distinct issues across 6 severities
52
distinct issues
detected
detected
Scanners reported 59 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical12%
High815%
Needs Review00%
Medium4077%
Low36%
Info00%
Permissions requested
4 risky permissions of 9 total
4 high-risk permissions require attention
This extension requests 9 permissions in total. 4 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
Manage downloads
Can initiate downloads and access your download history
High
Access all HTTPS sites
Can read and modify content on all encrypted websites
High
Access all HTTP sites
Can read and modify content on all non-encrypted websites
Medium
Store local data
Can save data locally in the browser for persistence
Low
Block network requests (declarative)
Can block or redirect network requests using predefined rules without seeing content
Info
https://*.ytmp4.co.za/*
No additional information available.
Info
https://*.y2meta-uk.com/*
No additional information available.
Info
https://*.snapany.com/*
No additional information available.
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Scan performed by extenshi.io · Aug 25, 2026
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