SECURITY REPORT · EXTENSHI SCAN
PaperLens
Firefox extension·by Yisigao Tech
74
/ 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
PaperLens's safety score vs every other extension we've scanned
Globally
22%of extensions carry more risk
Riskier ←→ Safer
Ranked against 401,999 extensions
In Search Tools
8%of search tools extensions carry more risk
Riskier ←→ Safer
Ranked against 16,585 search tools extensions
Findings
134
median 4Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
84
median 3Declared in manifest
Active users
2
median 2vs category median
Findings breakdown
Automated security signal · 134 distinct issues across 6 severities
134
distinct issues
detected
detected
Scanners reported 148 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical00%
High00%
Needs Review00%
Medium4131%
Low9369%
Info00%
Permissions requested
84 permissions declared
No risky permissions
84 permissions requested — none are flagged as risky.
Medium
Store local data
Can save data locally in the browser for persistence
Low
Schedule tasks
Can schedule periodic background tasks
Info
https://eutils.ncbi.nlm.nih.gov/*
No additional information available.
Info
https://api.semanticscholar.org/*
No additional information available.
Info
https://api.openalex.org/*
No additional information available.
Info
https://api.crossref.org/*
No additional information available.
Info
https://api.litlink.cc/*
No additional information available.
Info
*://pubmed.ncbi.nlm.nih.gov/*
No additional information available.
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Scan performed by extenshi.io · Aug 22, 2026
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