Latest cybersecurity reporting from selected sources.

The Miasma worm compromised 73 Microsoft GitHub repos, spreading via AI coding tools and stealing cloud credentials from developers and CI/CD systems. A self-replicating worm called Miasma has compromised 73 Microsoft GitHub repositories and forced GitHub staff to disable them. The affected repos include core Azure infrastructure like azure-functions-host and the entire Durable Task family […]

Exposed UIs, weak authentication, and risky defaults could turn cloud-native AI apps on Kubernetes into potential targets by threat actors. Learn how exploitable misconfigurations lead to RCE and data leaks. The post When configuration becomes a vulnerability: Exploitable misconfigurations in AI apps appeared first on Microsoft Security Blog.

Renegotiated Pact With Microsoft Clears OpenAI Path to Enterprise CloudsOpenAI has launched its models and tools on Amazon Web Services, one day after revising its agreement with Microsoft to end years of cloud exclusivity, a move likely driven by competitive pressure from Anthropic's hold on enterprise AWS customers.

Microsoft has awarded $2.3 million to security researchers after receiving nearly 700 submissions during this year's Zero Day Quest hacking contest. [...]

Researchers found the popular model context protocol (MCP) servers, which are integral components of AI services, carry serious vulnerabilities.

Closed AI Loops Are Concentrating Power - and Creating Room for StartupsMicrosoft, Nvidia and Anthropic just formed the latest closed-loop artificial intelligence partnership, tying cloud, hardware and models into a single circuit. While it signals consolidation at the top, founders say it's also creating a surprising tailwind for domain-focused AI startups.

HP has pulled an HP OneAgent software update for Windows 11 that mistakenly deleted Microsoft certificates required for some organizations to log in to Microsoft Entra ID, effectively disconnecting them from their company's cloud environments. [...]

Also: Software Supply Chain Risks, Cato's AI Security BuyIn this week's update, four ISMG editors discussed the Pentagon's review of Microsoft's use of Chinese nationals on U.S. military cloud systems, renewed concerns over software supply chain risks and Cato Networks' first-ever acquisition to boost AI security.

Series A Fuels Deeper AI, Expanded Integrations and Product-Led Growth AdoptionBacked by S32 and Microsoft, Sola Security secured $35 million to advance its autonomous AI engine. The Israeli startup aims to shift from reactive prompts to proactive agent-based systems that solve security tasks across SaaS, cloud and identity domains.

Microsoft has announced plans to expand cloud and AI infrastructure in the EU, increasing data center capacity by 40% by 2027

EVP Muhi Majzoub Outlines Integration of TDR, Generative AI Across Core PlatformsOpenText is embedding threat detection, identity protection and generative AI across its cloud and on premise platforms. EVP Muhi Majzoub says the threat detection and response system will integrate with Microsoft Defender, CrowdStrike and others to identify anomalies and stop attacks in real time.

Also, Oracle Denies Cloud Breach, Blames Hack on Obsolete ServersThis week, Port of Seattle notified victims, Oracle blamed hack on obsolete servers, Google and Microsoft released April patches, WK Kellogg breached, six arrested in Spain for AI-investment scam, Scattered Spider's "King Bob" pleaded guilty, SmokeLoader users busted.

Largest Cybersecurity Deal of All-Time Aims to Boost AI-Driven Multicloud SolutionsGoogle Cloud plans to acquire cloud security leader Wiz for $32 billion, integrating its AI-powered security capabilities to better protect companies across multiple cloud environments. The deal reinforces protections across multicloud environments, including AWS, Microsoft Azure, and Google Cloud.

Microsoft Sees Cyberespionage Group Lifting API Keys and Credentials for CustomersA prolific cyberespionage group tied to Beijing appears to have increased its targeting of widely used IT tools and service providers. Microsoft said the group's tactics now include stealing API keys and credentials from providers to gain access to providers' downstream customers' infrastructure.

They're good at zero-day exploits, too Silk Typhoon, the Chinese government crew believed to be behind the December US Treasury intrusions, has been abusing stolen API keys and cloud credentials in ongoing attacks targeting IT companies and state and local government agencies since late 2024, according to Microsoft Threat Intelligence.…

Crew helped lowlifes generate X-rated celeb deepfakes using Redmond's OpenAI-powered cloud – claim Microsoft has named four of the ten people it is suing for allegedly snatching Azure cloud credentials and developing tools to bypass safety guardrails in its generative AI services – ultimately to generate deepfake smut videos of celebrities and others.…

Blackpoint Cyber CEO Jon Murchison on MSP Cloud Identity RisksWith a 30-to-1 ratio of cloud to on-premises attacks, Blackpoint Cyber CEO Jon Murchison stresses the importance of enhanced identity detection and AI-driven solutions. He also outlines strategic moves for managed service providers to align with Microsoft’s ecosystem.

Microsoft has addressed four security flaws impacting its artificial intelligence (AI), cloud, enterprise resource planning, and Partner Center offerings, including one that it said has been exploited in the wild

​Microsoft announced today at its Ignite annual conference in Chicago, Illinois, that it's expanding its bug bounty programs with Zero Day Quest, a new hacking event focusing on cloud and AI products and platforms. [...]

A server-side forgery (SSRF) bug in Microsoft's tool for creating custom AI chatbots potentially exposed info across multiple tenants within cloud environments.