SECURITY REPORT · EXTENSHI SCAN
CSS Spider
Firefox extension·by Mohith G
66
/ 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
CSS Spider's safety score vs every other extension we've scanned
Globally
9%of extensions carry more risk
Riskier ←→ Safer
Ranked against 397,240 extensions
In Web Development
4%of web development extensions carry more risk
Riskier ←→ Safer
Ranked against 15,239 web development extensions
Findings
38
median 4Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
239
median 2vs category median
Findings breakdown
Automated security signal · 38 distinct issues across 6 severities
38
distinct issues
detected
detected
Critical25%
High38%
Needs Review00%
Medium2566%
Low38%
Info513%
Permissions requested
3 permissions declared
No risky permissions
3 permissions requested — none are flagged as risky.
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
Info
http://*/
No additional information available.
Info
https://*/
No additional information available.
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Scan performed by extenshi.io · Aug 3, 2026
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