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Threat IntelligenceSep 4, 2026

In Other News: Microsoft’s Cloud Patches, Hacked Dropbox Accounts, Guardio’s $1.1B Valuation

Microsoft patches cloud services, Dropbox accounts hacked, and a county pays ransom.

This roundup covers multiple security incidents including Microsoft patching vulnerabilities in several cloud services, and a ransomware attack on a Minnesota county that resulted in a $128K payment. Additionally, 5,000 Dropbox accounts were compromised due to an integration issue with Lenovo, and exploit code was published for a critical Microsoft Exchange Server flaw affecting thousands of unpatched servers.

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The lesson from this incident

Full lesson

This cluster of incidents highlights how delayed patching and insecure third-party integrations create compounding risks across organizations. The Minnesota county ransomware attack — resulting in a $128K payment — demonstrates that public sector entities remain high-value targets when incident response planning is immature and backups are insufficient to avoid paying. The Dropbox account compromise stemming from a Lenovo integration issue underscores that third-party software bundling can silently expand an organization's attack surface without direct user action. Meanwhile, thousands of unpatched Microsoft Exchange servers exposed to published exploit code represent a critical and entirely preventable risk that organizations have had ample time to address. Collectively, these incidents reinforce that unpatched vulnerabilities and unvetted integrations are among the most exploited — and most avoidable — attack vectors in the threat landscape.

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Indicators of Compromise

Extracted by AI from the linked source. Not reviewed by an editor. How this works

  • cve — CVE-2026-62911

Entities

Microsoft (vendor)Entra ID (product)Azure Cosmos DB (product)Power Automate (product)Copilot Studio (product)Azure Active Directory B2C (product)