OpenSSF/OSV advisory MAL-2026-7339 confirms this npm version as malicious. Malicious code in penny-core (npm)
Source
OpenSSF Malicious Packages via OSV
Summary
Malicious code in penny-core (npm)
Decision reason
OpenSSF Malicious Packages via OSV confirms penny-core@99.0.1 as malicious (MAL-2026-7339): Malicious code in penny-core (npm)