SECURITY REPORT · EXTENSHI SCAN
DeepL: AI translator and writing assistant
Firefox extension·by DeepL
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
DeepL: AI translator and writing assistant's safety score vs every other extension we've scanned
Globally
81.19%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
71.19%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
61
median 38Lower is safer
Risky permissions
6
median 1Critical + high perms
Total permissions
11
median 4All declared perms
Critical findings
0
median 2Severity = Critical
Findings breakdown
Automated security signal · 61 distinct issues across 6 severities
61
distinct issues
detected
detected
Critical00%
High00%
Needs Review00%
Medium1525%
Low3151%
Info1525%
Permissions requested
6 risky permissions of 11 total
2 critical permissions require attention
This extension requests 11 permissions in total. 6 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
Critical
Access to all websites(optional)
Can read and modify content on every website you visit
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
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Add context menu items
Can add custom items to the right-click context menu
Medium
Access user identity
Can get OAuth2 tokens and access your Google account identity
Low
Schedule tasks
Can schedule periodic background tasks
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Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
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