SECURITY REPORT · EXTENSHI SCAN
Tessy
Chrome extension·by TeamBox SAS
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
Tessy's safety score vs every other extension we've scanned
Globally
81.02%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
71.02%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
13
median 38Lower is safer
Risky permissions
4
median 1Critical + high perms
Total permissions
11
median 4All declared perms
Critical findings
0
median 2Severity = Critical
Findings breakdown
Automated security signal · 13 distinct issues across 6 severities
13
distinct issues
detected
detected
Scanners reported 17 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical00%
High215%
Needs Review00%
Medium1077%
Low18%
Info00%
Permissions requested
4 risky permissions of 11 total
4 high-risk permissions require attention
This extension requests 11 permissions in total. 4 of them grant broad capabilities that are worth a careful look.
High
Delete browsing data
Can remove browsing history, cookies, cache, and other browsing data
High
View open tabs
Can see URLs and titles of all open tabs
High
Access browser cookies
Can read and modify cookies, potentially accessing login sessions
High
Observe web requests
Can monitor all network requests made by the browser
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
Medium
Add context menu items
Can add custom items to the right-click context menu
Medium
Store local data
Can save data locally in the browser for persistence
Low
Schedule tasks
Can schedule periodic background tasks
Low
CPU info
Can query CPU information
Low
Memory info
Can query system memory information
Low
Block network requests (declarative)
Can block or redirect network requests using predefined rules without seeing content
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Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
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