SECURITY REPORT · EXTENSHI SCAN
CashBackStacks
Firefox extension·by CashBackStacks
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
CashBackStacks's safety score vs every other extension we've scanned
Globally
74.94%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
64.94%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
41
median 38Lower is safer
Risky permissions
3
median 1Critical + high perms
Total permissions
43
median 4All declared perms
Critical findings
0
median 2Severity = Critical
Findings breakdown
Automated security signal · 41 findings across 5 severities
41
findings
detected
detected
Critical00%
High410%
Medium1844%
Low1946%
Info00%
Permissions requested
3 risky permissions of 43 total
3 high-risk permissions require attention
This extension requests 43 permissions in total. 3 of them grant broad capabilities that are worth a careful look.
High
Execute scripts in pages
Can inject and execute JavaScript code in web pages
High
Access browser cookies
Can read and modify cookies, potentially accessing login sessions
High
Access all HTTPS sites
Can read and modify content on all encrypted websites
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Block requests with host access
Can block or redirect network requests and requires host permissions
Medium
Show notifications
Can display desktop notifications outside the browser
Low
Schedule tasks
Can schedule periodic background tasks
Info
https://duckduckgo.com/*
No additional information available.
Info
https://search.yahoo.com/search*
No additional information available.
Info
https://www.bing.com/search*
No additional information available.
Are you the author of CashBackStacks?
Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.
Scan performed by extenshi.io · Jun 25, 2026· partial run (some scanners failed)
Browser extensions made transparent.