SECURITY REPORT · EXTENSHI SCAN
Spider - ad-less browser
Firefox extension·by Murphy
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
Spider - ad-less browser's safety score vs every other extension we've scanned
Globally
6%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Other
2%of other extensions carry more risk
Riskier ←→ Safer
Ranked against 26,888 other extensions
Findings
35
median 3Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
8
median 3Declared in manifest
Active users
0
median 2vs category median
Findings breakdown
Automated security signal · 35 distinct issues across 6 severities
35
distinct issues
detected
detected
Critical26%
High1440%
Needs Review00%
Medium1234%
Low720%
Info00%
Permissions requested
5 risky permissions of 8 total
2 critical permissions require attention
This extension requests 8 permissions in total. 5 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
Critical
Access to all websites
Can read and modify content on every website you visit
High
View open tabs
Can see URLs and titles of all open tabs
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
Store local data
Can save data locally in the browser for persistence
Info
http://127.0.0.1/*
No additional information available.
Info
http://localhost/*
No additional information available.
Are you the author of Spider - ad-less browser?
Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.
Add the badge to your README
Show Spider - ad-less browser's live security score on GitHub or in your docs
Scan performed by extenshi.io · Aug 24, 2026
Browser extensions made transparent.