SECURITY REPORT · EXTENSHI SCAN
WebA11y Inspector
Firefox extension·by William
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
WebA11y Inspector's safety score vs every other extension we've scanned
Globally
73.08%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
63.08%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
23
median 38Lower is safer
Risky permissions
4
median 1Critical + high perms
Total permissions
6
median 4All declared perms
Critical findings
0
median 2Severity = Critical
Findings breakdown
Automated security signal · 23 findings across 5 severities
23
findings
detected
detected
Critical00%
High417%
Medium1878%
Low14%
Info00%
Permissions requested
4 risky permissions of 6 total
1 critical permission require attention
This extension requests 6 permissions in total. 4 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
Execute scripts in pages
Can inject and execute JavaScript code in web pages
High
Developer tools
Can extend browser developer tools with custom panels
High
Developer tools(optional)
Can extend browser developer tools with custom panels
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
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Scan performed by extenshi.io · Jun 25, 2026· partial run (some scanners failed)
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