SECURITY REPORT · EXTENSHI SCAN
Flexible Overlay Clock
Firefox extension·by Yaron Sheffer
How it ranks
Flexible Overlay Clock's safety score vs every other extension we've scanned
Globally
99%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
90%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
0
median 38Lower is safer
Risky permissions
3
median 1Critical + high perms
Total permissions
4
median 4All declared perms
Critical findings
0
median 2Severity = Critical
Findings breakdown
Automated security signal · 0 distinct issues across 6 severities
0
distinct issues
detected
detected
Critical00%
High00%
Needs Review00%
Medium00%
Low00%
Info00%
Permissions requested
3 risky permissions of 4 total
3 high-risk permissions require attention
This extension requests 4 permissions in total. 3 of them grant broad capabilities that are worth a careful look.
High
Access all HTTP sites
Can read and modify content on all non-encrypted websites
High
Access all HTTPS sites
Can read and modify content on all encrypted websites
High
Access local files
Can read files on your local filesystem opened in the browser
Medium
Store local data
Can save data locally in the browser for persistence
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Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
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