TeamPCP Supply Chain Attack: How Two Hackers Compromised 1,000+ Organizations Through Developer Platforms
In August 2026, Australian Federal Police arrested two men aged 21 and 23 in connection with the TeamPCP hacking group's extensive supply chain attacks targeting developer platforms and open-source repositories. The group compromised trusted software components including packages from Trivy, LiteLLM, SAP, and TanStack, while also breaching high-profile organizations like OpenAI, GitHub, and the European Commission. Their malicious code injection campaigns affected over 1,000 organizations globally, resulting in the theft of 500,000 credentials and exfiltration of 300GB of data, with estimated remediation costs reaching hundreds of millions of dollars. This incident highlights the growing threat of supply chain attacks as cybercriminals increasingly target the software development ecosystem to achieve massive scale impact. With organizations' heavy reliance on open-source components and third-party packages, these attacks demonstrate how compromising a few trusted software elements can cascade into global security incidents affecting critical infrastructure and enterprise systems.
Kill Chain