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OpenAdvisories
Malicious MAL-2026-16334

keroeltopgg

npm package · versions 99.99.99

Reported Sep 21, 2026 · Updated Sep 21, 2026

If this package is installed

Remove it, treat the machine (or CI runner) as compromised, and rotate every secret, token and key it could access — from a different, clean machine.

Details

Source: amazon-inspector (52b4e331f9f02f436e01e5c7696088d12ea3237af7fbe54fd37ec37e786c960d)
keroeltopgg@99.99.99 is a stub package whose index.js, executed on require/import, reads os.hostname() and issues an HTTPS GET to the hardcoded collector https://eo8f3m3ho26a0nm.m.pipedream.net/ with the package name and hostname as query parameters. The manifest has no real functionality: empty description, no README, version 99.99.99 (the canonical dependency-confusion probe version), duplicate 'Dependencies'/'dependencies' keys, and lifecycle scripts that only echo marker strings. The sole runtime behavior is the outbound beacon to an author-controlled Pipedream endpoint, which reports successful internal-namespace resolution and leaks the installer's hostname to the operator.