SECURITY REPORT · EXTENSHI SCAN

Is LeetCode to VS Code safe?

Checked version: 1.0 · Scan date (UTC): 2026-11-01

Firefox extension·by Krish Sondagar
81
/ 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

LeetCode to VS Code's safety score vs every other extension we've scanned
Globally
29%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 435,214 extensions
In Download Management
30%of download management extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 4,982 download management extensions
Findings
8
median 10Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
4
median 4Declared in manifest
Active users
0
median 10vs category median

Findings breakdown

Automated security signal · 8 distinct issues across 6 severities
8
distinct issues
detected

Permissions requested

1 risky permission of 4 total
1 critical permission require attention
This extension requests 4 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
Critical
Communicate with desktop apps

Can exchange messages with applications installed on your computer

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Access current tab

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

Info
*://leetcode.com/problems/*

No additional information available.

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Scan performed by extenshi.io · Nov 1, 2026
Browser extensions made transparent.

What this assessment covers

Store listing
Firefox
Checked version
1.0
Current listed version
1.0
Scan date (UTC)
Assessment status
Completed

Recorded findings: 1 critical and 1 high severity. Read the finding details before interpreting the score; automated flags are not proof of malicious behaviour.

Automated analysis looks for suspicious code, permissions and other risk signals. It does not observe every runtime behaviour or independently audit the publisher’s servers. A low-risk result is not a guarantee of safety. How our checks work.

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