extenshi.io
SECURITY REPORT · EXTENSHI SCAN

Study Mark

Edge extension·by BioCrossCoder
67
/ 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

Study Mark's safety score vs every other extension we've scanned
Globally
11%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 397,380 extensions
In Search Tools
18%of search tools extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 1,215 search tools extensions
Findings
112
median 13Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
11
median 3Declared in manifest
Active users
2
median 60vs category median

Findings breakdown

Automated security signal · 112 distinct issues across 6 severities
112
distinct issues
detected
Scanners reported 122 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 11 total
4 high-risk permissions require attention
This extension requests 11 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
Access browsing history

Can read and modify your complete browsing history

High
Manage downloads

Can initiate downloads and access your download history

High
Execute scripts in pages

Can inject and execute JavaScript code in web pages

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Access bookmarks

Can read and modify your saved bookmarks

Medium
Unlimited local storage

Can store large amounts of data locally without size limits

Medium
Add context menu items

Can add custom items to the right-click context menu

Medium
Show notifications

Can display desktop notifications outside the browser

Low
Use side panel

Can display content in the browser side panel

Low
Run in background

Can run scripts in the background when not actively in use

Are you the author of Study Mark?

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 Study Mark'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/396627)](https://catalog.extenshi.io/extensions/396627/security)
HTML
<a href="https://catalog.extenshi.io/extensions/396627/security"><img src="https://catalog.extenshi.io/api/badge/396627" alt="Extenshi security score" /></a>

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

Scan performed by extenshi.io · Aug 12, 2026
Browser extensions made transparent.