MAL-2026-18578

    Dashboard / Malicious Package / MAL-2026-18578

    MAL-2026-18578

    Published: 3 Nov 2026Last Modified: 3 Nov 2026Aliases: 
    GHSA-g9g2-jmg8-55w6

    Summary: Malicious code in y0syoh (npm)

    Details: Source: ghsa-malware (7bff2a3180fee838dbea6fc9558af68fbae4812d10885bc85787cebcd7aba904) 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.

    References: https://github.com/advisories/GHSA-g9g2-jmg8-55w6

    Affected packages

    Package

    Name: y0syoh

    Purl: pkg:npm/y0syoh

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0
    Fixed -None

    Affected versions