SECURITY REPORT · EXTENSHI SCAN
Gloss
Firefox extension·by Agustín Covarrubias
64
/ 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
Gloss's safety score vs every other extension we've scanned
Globally
8%of extensions carry more risk
Riskier ←→ Safer
Ranked against 403,022 extensions
In Social & Communication
3%of social & communication extensions carry more risk
Riskier ←→ Safer
Ranked against 13,671 social & communication extensions
Findings
32
median 5Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
1
median 3vs category median
Findings breakdown
Automated security signal · 32 distinct issues across 6 severities
32
distinct issues
detected
detected
Scanners reported 35 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical26%
High39%
Needs Review00%
Medium1753%
Low928%
Info13%
Permissions requested
1 risky permission of 3 total
1 critical permission require attention
This extension requests 3 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
Critical
Access to all websites
Can read and modify content on every website you visit
Medium
Store local data
Can save data locally in the browser for persistence
Low
Create offscreen documents
Can create hidden documents for background processing tasks
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Scan performed by extenshi.io · Aug 30, 2026
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