Malware in player-core-ui
Malware was discovered in the npm package player-core-ui. Systems with this package installed or running are considered fully compromised and require immediate remediation.
- Disclosed
- Last updated
- Blast radius
- Any system with player-core-ui installed or running
- Ecosystems
- Attack vectors
- Affected entities
- player-core-ui
The npm package player-core-ui was found to contain malware. According to the GitHub advisory, any computer with this package installed or running should be considered fully compromised.\n\nThe advisory recommends that all secrets and keys stored on affected computers be rotated immediately from a different, uncompromised system. While the package should be removed, there is no guarantee that removal will eliminate all malicious software that may have been installed as a result of the compromise.\n\nThis is a critical supply chain incident affecting the npm ecosystem, with the potential to compromise any developer or system that installed or executed this package.
Indicators of compromise
- Packages
- player-core-ui
Remediation
- Immediately isolate any system that has player-core-ui installed or running
- Rotate all secrets, API keys, and credentials from a different, uncompromised computer
- Remove the player-core-ui package from all affected systems
- Conduct a full security audit and malware scan of affected systems
- Review access logs and monitor for unauthorized activity on systems that had this package installed
- Consider the affected systems as potentially fully compromised and plan for complete rebuild if critical systems are involved
Sources
- GitHub Advisory GHSA-6x4r-gq74-hx6w · GitHub Advisory Database
Cite this entry
"Malware in player-core-ui." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed June 29, 2026; last updated June 29, 2026. https://supplychainattack.org/incident/malware-in-player-core-ui-7k3l01
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