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OpenAdvisories
Malicious MAL-2026-17632

internallib_v23

npm package · versions 1.0.1

Reported Oct 6, 2026 · Updated Oct 6, 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 (bf294381eb4f87a0dcccbd00977ac38ab25a8108639c8cc08543c7d0e09b5f36)
index.js line 5 exports a function that invokes /bin/bash to curl https://reverse-shell.sh/10.0.19.80:4443 and pipe the response to a shell, delivering an interactive reverse shell to the hardcoded endpoint 10.0.19.80:4443 on the host where the exported function is called. The destination is a hardcoded private-range IP, there is no authentication, no documentation of the behavior, and the fetched content is executed directly. The package's only exported functionality is this backdoor dropper.