node-calculator-fc9a (npm) · Malicious Code
Affects node-calculator-fc9aSource GCVE Database
Malicious package : remove node-calculator-fc9a and rotate any secrets on hosts that installed it.
Data as of 13 Nov 2026, 19:30 UTC
Malicious package
Published to npm · OSV MAL-2025-190519
What to do
Remove node-calculator-fc9a from every project, lockfile and image that pulls it in. Treat any host that installed it as compromised: rotate the credentials, tokens and keys it could read, from a clean machine.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| npmnode-calculator-fc9a | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
Description
The npm package 'node-calculator-fc9a' version 3.0.10 has been identified as containing malicious code. It is flagged due to its communication with a domain linked to malicious activity. This behavior classifies the package as malware within the npm ecosystem.