npm · Malicious package advisory
Malwarecs-core-api-phoenix
MAL-2026-18686
Malicious code in cs-core-api-phoenix (npm)
Details
cs-core-api-phoenix 5.1.0 is a dependency-confusion package: its postinstall script reads the OS user name and hostname and POSTs them to https://nathanaccacio.com/collect on every install. It targets an internal-looking name and collects data from whoever installs it, without consent.
Compromised versions (1)
- 5.1.0
Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.