MalwarePublished 9 Nov 2025Updated 10 Nov 2025

test552 (npm) · Malicious Code

Affects test552Source GCVE Database

Malicious package : remove test552 and rotate any secrets on hosts that installed it.

Data as of 7 Nov 2026, 17:17 UTC

Classification

Malicious package

Published to npm · OSV MAL-2025-49447

What to do

Remove test552 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
npmtest552	Affected–	Fixed in–

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Description

The npm package 'test552' was found to contain malicious code. Installation or execution of this package can lead to a full compromise of the affected computer. Any secrets or keys stored on the compromised machine should be rotated immediately from a different, trusted device. Removing the package alone may not eliminate all malicious software introduced by it, as the attacker may have established persistent control.

Impact

Full system compromise on any computer with the 'test552' package installed or running. Exposure of all secrets and keys stored on the compromised system. Potential persistent malicious presence even after package removal.

Defensive guidance

Immediately remove the 'test552' package from affected systems. Rotate all secrets and keys stored on the compromised machine from a different, secure computer. Conduct a thorough investigation and remediation of the affected system to identify and remove any persistent malicious components. Consider rebuilding the system if full trust cannot be restored.

Summary

The package 'test552' in the npm ecosystem contains malicious code that, when installed or run, can fully compromise the host system. This compromise includes potential unauthorized access and control over the affected computer. Due to the severity of the compromise, all sensitive credentials on the machine should be considered exposed and rotated promptly. Removal of the package does not guarantee eradication of all malicious components, indicating possible persistence mechanisms employed by the attacker.

References

github.com/advisories/GHSA-xx3c-8jfv-3m82 (opens in a new tab)

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What to do

Affected software

Description

AI analysisMachine-generated, updated 7 Nov 2026, 17:17 UTC

Technical details

References

Community reviews