Security news aggregator

Latest coverage for Microsoft

Microsoft software and cloud platforms underpin enterprise systems, so vulnerabilities and security advisories can affect identity, data, and operations.

2 headlines in this view

Refine the feed

Search across headline titles and summaries.

Tag briefing

Background for this topic.

Microsoft is a technology company whose Windows, Microsoft 365, Azure, identity services, and developer tools form a widely deployed enterprise computing ecosystem. Its security relevance spans endpoint and server software, cloud control planes, authentication, collaboration data, and the update mechanisms used to maintain them.

Security news under this tag commonly concerns vulnerabilities requiring patching, exploits against exposed services, identity or token compromise, and misconfiguration of cloud permissions or authentication policies. Practitioners should verify affected versions and exposure, apply updates or mitigations, enforce multifactor authentication and least privilege, and monitor relevant audit logs. Incidents involving Microsoft-hosted identities or data may require rapid session and credential containment, investigation across cloud and on-premises systems, and assessment of privacy or regulatory obligations.

Showing 2 most recent headlines Filtered view
Bank Info Security 1 year, 10 months ago

Microsoft Copilot Fixes ASCII Smuggling Vulnerability

Security Researcher Uncovered the Flaw, Which Allowed System TakeoverMicrosoft says it fixed a security flaw in artificial intelligence chatbot Copilot that enabled attackers to steal multifactor authentication code using a prompt injection attack. Security researcher Johann Rehberger said he discovered a way to invisibly force Copilot to send data.

New Reports and Joint Advisory Warn of Growing Cybersecurity Threats Linked to IranA joint advisory from the FBI and Cybersecurity and Infrastructure Security Agency, as well as reports published Wednesday by Microsoft and the Google-owned cybersecurity firm Mandiant, are all warning of emerging cybersecurity threats associated with the Iranian regime.