SECURITY REPORT · EXTENSHI SCAN
Sigma Yandex Calendar Notifier
Chrome extension·by selfcoder
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
Sigma Yandex Calendar Notifier's safety score vs every other extension we've scanned
Globally
53%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Productivity
67%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 177,133 productivity extensions
Findings
10
median 16Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
4
median 3Declared in manifest
Active users
61
median 14vs category median
Findings breakdown
Automated security signal · 10 distinct issues across 6 severities
10
distinct issues
detected
detected
Scanners reported 12 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical00%
High110%
Needs Review00%
Medium770%
Low220%
Info00%
Permissions requested
1 risky permission of 4 total
1 high-risk permission require attention
This extension requests 4 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
View open tabs
Can see URLs and titles of all open tabs
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Show notifications
Can display desktop notifications outside the browser
Low
Schedule tasks
Can schedule periodic background tasks
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Scan performed by extenshi.io · Aug 14, 2026
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