SECURITY REPORT · EXTENSHI SCAN
Client Challenge
Firefox extension·by dematrix
79
/ 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
Client Challenge's safety score vs every other extension we've scanned
Globally
36%of extensions carry more risk
Riskier ←→ Safer
Ranked against 397,522 extensions
In Appearance
12%of appearance extensions carry more risk
Riskier ←→ Safer
Ranked against 18,889 appearance extensions
Findings
19
median 3Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
5
median 2Declared in manifest
Active users
1
median 3vs category median
Findings breakdown
Automated security signal · 19 distinct issues across 6 severities
19
distinct issues
detected
detected
Critical00%
High15%
Needs Review00%
Medium1474%
Low421%
Info00%
Permissions requested
1 risky permission of 5 total
1 high-risk permission require attention
This extension requests 5 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
View open tabs
Can see URLs and titles of all open tabs
Medium
Store local data
Can save data locally in the browser for persistence
Info
https://chatgpt.com/*
No additional information available.
Info
https://chat.openai.com/*
No additional information available.
Info
https://claude.ai/*
No additional information available.
Are you the author of Client Challenge?
Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.
Add the badge to your README
Show Client Challenge's live security score on GitHub or in your docs
Scan performed by extenshi.io · Aug 30, 2026
Browser extensions made transparent.