Latest cybersecurity reporting from selected sources.

Microsoft-Owned GitHub, Which Runs npm, Previews Supply-Chain Security FixesThe popular Mastra AI framework, used to build artificial intelligence agents, workflows and retrieval-augmented generation pipelines, has been poisoned by attackers, and Microsoft-owned GitHub has advised all developers to downgrade Mastra, pending compromised packages being found and eradicated.

Attackers Compromised More Than 70 Microsoft Repositories in Under 2 MinutesAttackers linked to the Miasma supply-chain campaign compromised a Microsoft contributor account and pushed malicious code into more than 70 repositories, using artificial intelligence-assisted coding tools as an infection path to steal credentials and developer secrets at scale.

BlueVoyant Seeks to Expand Beyond MDR Clients Into Firms With Mature In-House SOCsBlueVoyant named John Hernandez - the former leader of Quest's Microsoft security business - as its next CEO to drive an agentic AI SaaS platform that expands the vendor beyond managed services and helps customers accelerate detection, response and supply-chain risk management.

Also, Active Exploits Hit SolarWinds, Ivanti as APT28 Targets EU, UkraineThis week, Italy blocked Russian cyberattacks targeting the Olympics. Flaws in SolarWinds, Ivanti and Microsoft Office. Russia's APT28 ramped up attacks in Ukraine, supply chain attacks, regulators probed major breaches and a U.S. judge sentenced the operator of a darkweb drug marketplace.

Also, Active Exploits Hit SolarWinds, Ivanti as APT28 Targets EU, UkraineThis week, Italy blocked Russian cyberattacks targeting the Olympics. Flaws in SolarWinds, Ivanti and Microsoft Office. Russia's APT28 ramped up attacks in Ukraine, supply chain attacks, regulators probed major breaches and a U.S. judge sentenced the operator of a darkweb drug marketplace.

Hacked Infrastructure Delivered Chinese Nation-State Group's Backdoor, Experts WarnThe widely used, open source text-editing software Notepad++ for Windows said attackers exploited a vulnerability to redirect some users to sites that pushed a backdoor onto their system. Security experts have tied the attack to a broader campaign perpetrated by Chinese nation-state actors.

Also, Microsoft Badly Patches LNK Flaw, Australian Sentenced for 'Evil Twin' HackThis week, the React flaw, a belated Windows fix, Defense Secretary Pete Hegseth's Signal group posed operational risk, more North Korean npm packages. An Australian jailed for Wi-Fi "evil twin" crimes. The US FTC will send $15.3 million to Avast users. A London council said attackers stole data.

Persistent Security's Marcus Vervier on Microsoft Flaws, Pitfalls of AI CodingA newly discovered vulnerability present in Microsoft's Copilot and Visual Studio has brought a fresh batch of concerns around the security of artificial intelligence-powered coding tools to the forefront. It has the potential to turn AI models into a new attack vector.

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.

Tech Giant Shares Major Threats, Potential Safeguards for Firms Using AIThe rapid rise of artificial intelligence technologies poses new risks. Enterprises using AI must regularly scan for prompt injection attacks, implement transparency in the supply chain and reinforce built-in software controls to serve their company's security needs, Microsoft said.