classwind-utils (npm) · Malicious Code
Affects classwind-utilsSource GCVE Database
Malicious package : remove classwind-utils and rotate any secrets on hosts that installed it.
Data as of 9 Jul 2026, 10:07 UTC
Malicious package
Published to npm · OSV MAL-2026-5307
What to do
Remove classwind-utils 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 |
|---|---|---|
| npmclasswind-utils | Affected
| Fixed in– |
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Description
The npm package 'classwind-utils' versions 1.0.0 and 1.0.1 contain malicious code or depend on a malicious package. Installing or running this package can lead to full compromise of the affected system. Secrets and keys stored on the compromised system should be rotated immediately from a different, secure machine. Simply removing the package may not eliminate all malicious software introduced by it.