SECURITY REPORT · EXTENSHI SCAN
Avast SecureLine VPN
Firefox extension·by AVAST Software
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
Avast SecureLine VPN's safety score vs every other extension we've scanned
Globally
2%of extensions carry more risk
Riskier ←→ Safer
Ranked against 368,615 extensions
In Privacy & Security
2%of privacy & security extensions carry more risk
Riskier ←→ Safer
Ranked against 11,415 privacy & security extensions
Findings
53
median 5Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
11
median 4Declared in manifest
Active users
8595
median 3vs category median
Findings breakdown
Automated security signal · 53 distinct issues across 6 severities
53
distinct issues
detected
detected
Scanners reported 64 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical24%
High713%
Needs Review00%
Medium2751%
Low1528%
Info24%
Permissions requested
8 risky permissions of 11 total
1 critical permission require attention
This extension requests 11 permissions in total. 8 of them grant broad capabilities that are worth a careful look.
Critical
Communicate with desktop apps
Can exchange messages with applications installed on your computer
High
View open tabs
Can see URLs and titles of all open tabs
High
Execute scripts in pages
Can inject and execute JavaScript code in web pages
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
Access browser cookies
Can read and modify cookies, potentially accessing login sessions
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
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Scan performed by extenshi.io · Jul 25, 2026
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