Hidden Backdoors in npm Packages Let Attackers Wipe Entire Systems

Malicious npm packages found with hidden endpoints that wipe systems on command. Devs warned to check dependencies for express-api-sync, system-health-sync-api...

MAL-2025-4683 Malicious code in express-api-sync (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware efac302be698778eb5fe49cde2fadcf3d675910622eaf3387754f96e332f87f9 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious code in express-api-sync (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware efac302be698778eb5fe49cde2fadcf3d675910622eaf3387754f96e332f87f9 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malware in express-api-sync

Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be rotated immediately from a different computer. The package should be removed, but as full control of the computer may have been given to an outsid...