SECURITY REPORT · EXTENSHI SCAN
QuickManager: Fantasy for Sleeper
Chrome extension·by QuickManagerFantasy
0
/ 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
QuickManager: Fantasy for Sleeper's safety score vs every other extension we've scanned
Globally
34%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Social & Communication
16%of social & communication extensions carry more risk
Riskier ←→ Safer
Ranked against 12,741 social & communication extensions
Findings
209
median 4Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
4
median 3Declared in manifest
Active users
11
median 3vs category median
Findings breakdown
Automated security signal · 209 distinct issues across 6 severities
209
distinct issues
detected
detected
Critical00%
High10%
Needs Review00%
Medium20397%
Low52%
Info00%
Permissions requested
1 risky permission of 4 total
1 high-risk permission require attention
This extension requests 4 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
Observe web requests
Can monitor all network requests made by the browser
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Unlimited local storage
Can store large amounts of data locally without size limits
Low
Schedule tasks
Can schedule periodic background tasks
Are you the author of QuickManager: Fantasy for Sleeper?
Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.
Add the badge to your README
Show QuickManager: Fantasy for Sleeper's live security score on GitHub or in your docs
Scan performed by extenshi.io · Aug 24, 2026
Browser extensions made transparent.