extenshi.io
SECURITY REPORT · EXTENSHI SCAN

Yandex Music Upgrade

Firefox extension·by big pencil
84
/ 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

Yandex Music Upgrade's safety score vs every other extension we've scanned
Globally
50%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 384,209 extensions
In Photos Music Videos
27%of photos music videos extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 10,705 photos music videos extensions
Findings
10
median 4Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
5
median 3Declared in manifest
Active users
0
median 6vs category median

Findings breakdown

Automated security signal · 10 distinct issues across 6 severities
10
distinct issues
detected
Scanners reported 11 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 5 total
2 high-risk permissions require attention
This extension requests 5 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
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

Medium
Access current tab

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

Info
*://music.yandex.ru/*

No additional information available.

Info
*://music.yandex.com/*

No additional information available.

Are you the author of Yandex Music Upgrade?

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 Yandex Music Upgrade'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/383902)](https://catalog.extenshi.io/extensions/383902/security)
HTML
<a href="https://catalog.extenshi.io/extensions/383902/security"><img src="https://catalog.extenshi.io/api/badge/383902" alt="Extenshi security score" /></a>

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

Scan performed by extenshi.io · Aug 25, 2026
Browser extensions made transparent.