SECURITY REPORT · EXTENSHI SCAN
WillhabenPlus
Firefox extension·by AgentJoe
82
/ 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
WillhabenPlus's safety score vs every other extension we've scanned
Globally
43%of extensions carry more risk
Riskier ←→ Safer
Ranked against 397,240 extensions
In Alerts & Updates
22%of alerts & updates extensions carry more risk
Riskier ←→ Safer
Ranked against 7,077 alerts & updates extensions
Findings
13
median 4Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
6
median 3Declared in manifest
Active users
1
median 1vs category median
Findings breakdown
Automated security signal · 13 distinct issues across 6 severities
13
distinct issues
detected
detected
Critical00%
High00%
Needs Review00%
Medium1185%
Low215%
Info00%
Permissions requested
6 permissions declared
No risky permissions
6 permissions requested — none are flagged as risky.
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Show notifications
Can display desktop notifications outside the browser
Medium
Monitor navigation
Can observe and track tab navigation events and URL changes
Info
https://www.willhaben.at/*
No additional information available.
Info
https://www.willhaben.at/iad/gebrauchtwagen/*
No additional information available.
Info
https://www.willhaben.at/iad/auto/*
No additional information available.
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Scan performed by extenshi.io · Aug 25, 2026
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