Utopia Tech
SecurityAI-assisted1 min read

Miasma Worm Hits 73 Microsoft GitHub Repositories in Major Supply Chain Attack

Microsoft's GitHub repositories have been compromised in a significant supply chain attack involving the Miasma self-replicating worm. The attack affected 73 repositories across four Microsoft GitHub organizations including Azure, Azure-Samples, Microsoft, and MicrosoftDocs, prompting GitHub to disable access to the impacted repositories.

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Utopia Tech

June 6, 2026 · 1 min read

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Microsoft's GitHub repositories have become the latest to fall victim to the ongoing Miasma self-replicating supply chain attack campaign. The incident impacted 73 Microsoft repositories across four of its GitHub organizations, including Azure, Azure-Samples, Microsoft, and MicrosoftDocs, per OpenSourceMalware. The development has GitHub to disable access to those repositories. "Access to this

Originally published at thehackernews.com

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