MalwarePublished 21 Sep 2026Updated 23 Sep 2026

mathsbase (npm) · Malicious Code

Affects mathsbaseSource GCVE Database

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

Data as of 26 Oct 2026, 16:20 UTC

Classification

Malicious package

Published to npm · OSV MAL-2026-16369

What to do

Remove mathsbase 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
npmmathsbase	Affected =1.0.2 =1.0.1 =1.0.0	Fixed in–

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Description

The npm package 'mathsbase' contains malicious code that can fully compromise any computer on which it is installed or running. This compromise may lead to unauthorized access to all secrets and keys stored on the affected system. Removal of the package alone does not guarantee elimination of all malicious software introduced by it.

Impact

Full system compromise on any computer with the 'mathsbase' package installed or running. All stored secrets and keys on the compromised system are at risk and should be considered exposed. The attacker may maintain persistent access beyond removal of the package.

Defensive guidance

Immediately remove the 'mathsbase' package from all affected systems. Rotate all secrets and keys that were stored on the compromised systems using a separate, trusted computer. Because the system may be fully compromised, consider rebuilding or thoroughly cleaning the affected machines to ensure removal of all malicious software.

Summary

The 'mathsbase' npm package has been identified as containing malicious code. Installation or execution of this package results in a full compromise of the host computer, potentially allowing an attacker to gain control and access sensitive information such as secrets and keys. Due to the severity of the compromise, simply uninstalling the package may not remove all malicious artifacts or backdoors introduced by the attacker.

References

Community reviews

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What to do

Affected software

Description

AI analysisMachine-generated, updated 24 Sep 2026, 04:32 UTC

Technical details

References

Community reviews