SECURITY REPORT · EXTENSHI SCAN
arXiv Hygiene
Firefox extension·by Michael Saxon
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
arXiv Hygiene's safety score vs every other extension we've scanned
Globally
30%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Other
9%of other extensions carry more risk
Riskier ←→ Safer
Ranked against 26,888 other extensions
Findings
6
median 3Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
5
median 3Declared in manifest
Active users
1
median 2vs category median
Findings breakdown
Automated security signal · 6 distinct issues across 6 severities
6
distinct issues
detected
detected
Scanners reported 10 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical117%
High00%
Needs Review00%
Medium467%
Low117%
Info00%
Permissions requested
4 risky permissions of 5 total
1 critical permission require attention
This extension requests 5 permissions in total. 4 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
High
View open tabs
Can see URLs and titles of all open tabs
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
Store local data
Can save data locally in the browser for persistence
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Scan performed by extenshi.io · Jul 25, 2026
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