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SECURITY REPORT · EXTENSHI SCAN

Widevine L3 Decrypter

Firefox extension·by YeetMasta
63
/ 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

Widevine L3 Decrypter's safety score vs every other extension we've scanned
Globally
3%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 415,874 extensions
In Other
3%of other extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 28,829 other extensions
Findings
101
median 6Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
8
median 3Declared in manifest
Active users
4466
median 2vs category median

Findings breakdown

Automated security signal · 101 distinct issues across 6 severities
101
distinct issues
detected
Scanners reported 119 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

4 risky permissions of 8 total
1 critical permission require attention
This extension requests 8 permissions in total. 4 of them grant broad capabilities that are worth a careful look.
Critical
Access to all websites

Can read and modify content on every website you visit

High
Observe web requests

Can monitor all network requests made by the browser

High
Block and modify web requests

Can intercept, block, or modify any network request before it completes

High
View open tabs

Can see URLs and titles of all open tabs

Medium
Access current tab

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

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Add context menu items

Can add custom items to the right-click context menu

Info
fetch

No additional information available.

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Scan performed by extenshi.io · Oct 23, 2026
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