73 Microsoft Packages Weaponized to Deploy Password Stealer Malware

Cybersecuritynews •Tushar Subhra Dutta • June 10, 2026

Seventy-three Microsoft repositories on GitHub were suddenly disabled on June 8, 2026, after a self-replicating worm infected a large portion of the company’s Azure Functions ecosystem. The entire sweep happened in just 105 seconds, with all 73 repositories flagged and shut down between 19:00 and 19:02 UTC. What looked like a routine enforcement action was […]

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

GitHub Breach: 3,800 Internal Repositories Compromised via Malicious VS Code Extension On May 20, 2026, GitHub confirmed a significant security breach involving a poisoned Visual Studio Code (VS Code) extension that compromised an employee's device. The attack, attributed to the TeamPCP hacking group, resulted in the exfiltration of approximately 3,800 internal repositories. GitHub's initial assessment indicated that the breach did not affect customer data stored outside its internal systems. The malicious extension was promptly removed, and GitHub initiated an incident response, including credential rotation. TeamPCP is reportedly offering the stolen data for sale on cybercrime forums, demanding at least $50,000. The breach highlights vulnerabilities in developer tools and the potential for significant impacts on software supply chains. GitHub is continuing to monitor for any follow-on activity as the investigation progresses. 111 sources 68

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73 Microsoft Packages Weaponized to Deploy Password Stealer Malware

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