SECURITY REPORT · EXTENSHI SCAN
Postlab Web Oven
Chrome extension·by postlab
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
Postlab Web Oven's safety score vs every other extension we've scanned
Globally
8%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,711 extensions
In Productivity
19%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 25,973 productivity extensions
Findings
27
median 10Lower is safer
Critical findings
3
median 0Severity = Critical
Permissions
10
median 3Declared in manifest
Active users
3
median 23vs category median
Findings breakdown
Automated security signal · 27 findings across 5 severities
27
findings
detected
detected
Critical311%
High415%
Medium1037%
Low1037%
Info00%
Permissions requested
3 risky permissions of 10 total
1 critical permission require attention
This extension requests 10 permissions in total. 3 of them grant broad capabilities that are worth a careful look.
Critical
Browser debugger access
Can attach to tabs and inspect/modify all page data using Chrome DevTools protocol
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
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Monitor navigation
Can observe and track tab navigation events and URL changes
Medium
Block requests with host access
Can block or redirect network requests and requires host permissions
Low
Use side panel
Can display content in the browser side panel
Low
Schedule tasks
Can schedule periodic background tasks
Low
Create offscreen documents
Can create hidden documents for background processing tasks
Low
Manage tab groups
Can create and manage tab groups
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Scan performed by extenshi.io · Jun 25, 2026
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