MAL-2026-18596: Malicious code in mocha-ui-themes (npm)
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Source: ghsa-malware (cc4da3bdc21069601a8f0c9b06ab4b4f90930f54c1ed05c3162a2c52d27f543d) Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be rotated immediately from a different computer. The package should be removed, but as full control of the computer may have been given to an outside entity, there is no guarantee that removing the package will remove all malicious software resulting from installing it.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Remove
Remove
npm/mocha-ui-themesfrom your environment.Remove the mocha-ui-themes package; removing it may not remove all malicious software resulting from installation.
- Operational
Immediately rotate all secrets and keys stored on any computer that has mocha-ui-themes installed or running, using a different computer.
Event History
Frequently Asked Questions
Who should treat this as an incident?
Any organization with a computer on which mocha-ui-themes is installed or running should treat that computer as fully compromised.
What should be done immediately?
Rotate all secrets and keys stored on the affected computer immediately, using a different computer to perform the rotation.
Is removing the package sufficient remediation?
No. The package should be removed, but removal does not guarantee that other malicious software installed as a result is removed because an outside entity may have obtained full control of the computer.