SECURITY REPORT · EXTENSHI SCAN
UltimaDark forked
Firefox extension·by byuserforuser
0
/ 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
UltimaDark forked's safety score vs every other extension we've scanned
Globally
7%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Appearance
1%of appearance extensions carry more risk
Riskier ←→ Safer
Ranked against 17,915 appearance extensions
Findings
33
median 3Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
8
median 2Declared in manifest
Active users
1
median 3vs category median
Findings breakdown
Automated security signal · 33 distinct issues across 6 severities
33
distinct issues
detected
detected
Scanners reported 39 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical26%
High412%
Needs Review00%
Medium2576%
Low26%
Info00%
Permissions requested
5 risky permissions of 8 total
1 critical permission require attention
This extension requests 8 permissions in total. 5 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
High
View open tabs
Can see URLs and titles of all open tabs
High
Observe web requests
Can monitor all network requests made by the browser
High
Block and modify web requests
Can intercept, block, or modify any network request before it completes
High
Developer tools
Can extend browser developer tools with custom panels
Medium
Monitor navigation
Can observe and track tab navigation events and URL changes
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
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Scan performed by extenshi.io · Aug 24, 2026
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