rollup-plugin-polyfill-connect (npm) · Malicious Code
Affects rollup-plugin-polyfill-connectSource GCVE Database
Malicious package : remove rollup-plugin-polyfill-connect and rotate any secrets on hosts that installed it.
Data as of 26 Jun 2026, 22:29 UTC
Malicious package
Published to npm · OSV MAL-2026-6520
What to do
Remove rollup-plugin-polyfill-connect 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 |
|---|---|---|
| npmrollup-plugin-polyfill-connect | 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 rollup-plugin-polyfill-connect contains malicious code that compromises any computer on which it is installed or running. Installation of this package may result in full system compromise, including unauthorized access to secrets and keys stored on the affected machine. Removal of the package alone may not eliminate all malicious components, as attackers could have established persistent control.