SECURITY REPORT · EXTENSHI SCAN
AltFlag
Firefox extension·by Nilerobot
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
AltFlag's safety score vs every other extension we've scanned
Globally
15%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,726 extensions
In Alerts & Updates
6%of alerts & updates extensions carry more risk
Riskier ←→ Safer
Ranked against 4,813 alerts & updates extensions
Findings
51
median 3Lower is safer
Critical findings
4
median 0Severity = Critical
Permissions
9
median 3Declared in manifest
Active users
1
median 2vs category median
Findings breakdown
Automated security signal · 51 findings across 5 severities
51
findings
detected
detected
Critical48%
High12%
Medium4588%
Low12%
Info00%
Permissions requested
3 risky permissions of 9 total
3 high-risk permissions require attention
This extension requests 9 permissions in total. 3 of them grant broad capabilities that are worth a careful look.
High
View open tabs
Can see URLs and titles of all open tabs
High
Access all HTTP sites
Can read and modify content on all non-encrypted websites
High
Access all HTTPS sites
Can read and modify content on all encrypted websites
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Add context menu items
Can add custom items to the right-click context menu
Low
Schedule tasks
Can schedule periodic background tasks
Info
https://dns.google/*
No additional information available.
Info
https://altflag-api-hi6gc2pwkq-ew.a.run.app/*
No additional information available.
Info
https://storage.googleapis.com/altflag-sync/*
No additional information available.
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Scan performed by extenshi.io · Jun 25, 2026
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