postcss-property-rollup (npm) · Malicious Code
Affects postcss-property-rollupSource GCVE Database
Malicious package : remove postcss-property-rollup and rotate any secrets on hosts that installed it.
Data as of 26 Oct 2026, 15:55 UTC
Malicious package
Published to npm · OSV MAL-2026-6684
What to do
Remove postcss-property-rollup 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 |
|---|---|---|
| npmpostcss-property-rollup | 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 postcss-property-rollup npm package contains malicious code that compromises any computer on which it is installed or running. The presence of this package indicates a full system compromise, requiring immediate rotation of all secrets and keys from a separate, secure machine. Simply removing the package does not guarantee removal of all malicious software introduced by it.