SECURITY REPORT · EXTENSHI SCAN
CoSeCo - Conseils de Sécurité & de Confidentialité
Firefox extension·by Cyrille Tanguay
0
/ 100 SAFETY SCORE
EXCELLENT
Looks clean. No meaningful risks detected in this scan.
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
CoSeCo - Conseils de Sécurité & de Confidentialité's safety score vs every other extension we've scanned
Globally
97.03%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
87.03%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
2
median 38Lower is safer
Risky permissions
5
median 1Critical + high perms
Total permissions
12
median 4All declared perms
Critical findings
0
median 2Severity = Critical
Findings breakdown
Automated security signal · 2 distinct issues across 6 severities
2
distinct issues
detected
detected
Critical00%
High150%
Needs Review00%
Medium150%
Low00%
Info00%
Permissions requested
5 risky permissions of 12 total
2 critical permissions require attention
This extension requests 12 permissions in total. 5 of them grant broad capabilities that are worth a careful look.
Critical
Manage other extensions
Can enable, disable, or uninstall other browser extensions
Critical
Access to all websites
Can read and modify content on every website you visit
High
Control privacy settings
Can modify browser privacy settings like Do Not Track and safe browsing
High
Execute scripts in pages
Can inject and execute JavaScript code in web pages
High
View open tabs
Can see URLs and titles of all open tabs
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
Medium
Browser settings
Can read and modify browser-wide settings
Medium
Add context menu items
Can add custom items to the right-click context menu
Medium
Custom menus
Can add custom items to the browser context menu
Medium
Show notifications
Can display desktop notifications outside the browser
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
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Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
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