MalwarePublished 13 Jul 2026

nottuff12 (npm) · Malicious Code

Affects nottuff12Source GCVE Database

Malicious package : remove nottuff12 and rotate any secrets on hosts that installed it.

Data as of 26 Oct 2026, 15:56 UTC

Classification

Malicious package

Published to npm · OSV MAL-2026-10339

What to do

Remove nottuff12 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
npmnottuff12	Affected =1.7.7 =2.0.0 =1.1.7	Fixed in–

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Description

The npm package 'nottuff12' contains malicious code that compromises any computer on which it is installed or running. Installation of this package results in full system compromise, potentially exposing all stored secrets and keys. Removal of the package alone does not guarantee elimination of all malicious software introduced. Immediate rotation of all secrets and keys from a separate, uncompromised system is strongly advised.

Impact

Full compromise of the affected computer, including potential unauthorized access to all secrets and keys stored on the system. The presence of the package indicates that an attacker may have gained full control, making the system untrustworthy even after package removal.

Defensive guidance

Remove the 'nottuff12' package immediately. Rotate all secrets and keys stored on the compromised system from a separate, secure computer. Because the system may remain compromised after package removal, consider rebuilding or replacing the affected system to ensure complete remediation.

Summary

The 'nottuff12' package in the npm ecosystem is identified as malicious software that, when installed or executed, fully compromises the host computer. This compromise includes potential unauthorized access and control by an external entity. Due to the depth of compromise, simply uninstalling the package may not remove all malicious components. The advisory recommends treating any system with this package as fully compromised and rotating all secrets and keys from a different, secure machine.

References

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What to do

Affected software

Description

AI analysisMachine-generated, updated 13 Jul 2026, 09:31 UTC

Technical details

References

Community reviews