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 […]

A large-scale npm supply chain attack compromised over 90 versions of @redhat-cloud-services packages, silently infecting CI/CD environments and developer systems. The malicious code steals credentials from GitHub, cloud platforms, and local machines, then spreads like a worm by republishing trusted packages. Discover how the attack works, what data is at risk, and the steps you can take to protect your organization. The post Preinstall to persistence: Inside the Red Hat npm Miasma credential-stealing campaign appeared first on Microsoft Security Blog.

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter Popular node-ipc npm Package Infected with Credential Stealer  New Actors Deploy Shai-Hulud Clones: TeamPCP Copycats Are Here Active Supply Chain Attack Compromises @antv Packages on npm actions-cool/issues-helper GitHub Action Compromised: All Tags Point to […]

Compromised @antv npm packages deploy the Mini Shai-Hulud payload to steal CI/CD secrets from Linux-based automation environments. The malware executes during npm install and targets credentials across GitHub, AWS, Kubernetes, Vault, npm, and 1Password platforms. The post Mini Shai Hulud: Compromised @antv npm packages enable CI/CD credential theft appeared first on Microsoft Security Blog.

In yet another software supply chain attack, threat actors have compromised the popular GitHub Actions workflow, actions-cool/issues-helper, to run malicious code that harvests sensitive credentials and exfiltrates them to an attacker-controlled server

Two more GitHub Actions workflows have become the latest to be compromised by credential-stealing malware by a threat actor known as TeamPCP, the cloud-native cybercriminal operation also behind the Trivy supply chain attack

The Trivy vulnerability scanner was compromised in a supply-chain attack by threat actors known as TeamPCP, which distributed credential-stealing malware through official releases and GitHub Actions. [...]

In December 2024, the popular Ultralytics AI library was compromised, installing malicious code that hijacked system resources for cryptocurrency mining. In August 2025, malicious Nx packages leaked 2,349 GitHub, cloud, and AI credentials. Throughout 2024, ChatGPT vulnerabilities allowed unauthorized extraction of user data from AI memory

The same attack that allowed a threat actor to steal data from private Heroku GitHub repositories also resulted in the compromise of customer credentials, the company now says.

Heroku has now revealed that the stolen GitHub integration OAuth tokens from last month further led to the compromise of an internal customer database. The Salesforce-owned cloud platform acknowledged the same compromised token was used by attackers to exfiltrate customers' hashed and salted passwords from "a database." [...]