DirtyClone, tracked as CVE-2026-43503, is a Linux kernel vulnerability that allows any local user to gain root privileges.

A new backdoor dubbed Mistic has been observed in financially motivated attacks targeting organizations in the insurance, ...

I'd like to thank my co-author, Martin Zugec, for his valuable contributions to this report. This intrusion adds three dimensions to the public understanding of Chinese APT activity in contested ...

Telnyx Python SDK on PyPI, using a multi‑stage WAV steganography payload to steal credentials across Windows, macOS, and Linux systems. The backdoor lives in telnyx/_client.py and is triggered at ...

The compromised packages, linked to the Trivy breach, executed a three‑stage payload targeting AWS, GCP, Azure, Kubernetes configs, SSH keys, and automation pipelines before being removed. PyPI is ...

On March 19, 2026, Trivy, Aqua Security’s widely used open-source vulnerability scanner, was reported to have been compromised in a sophisticated CI/CD-focused supply chain attack. Threat actors ...

If you work with AI APIs and local LLMs, there's a good chance you've at least heard of LiteLLM. It's one of the most popular Python libraries for interacting with large language models, offering a ...

The first ThreatsDay Bulletin of 2026 lands on a day that already feels symbolic — new year, new breaches, new tricks. If the past twelve months taught defenders anything, it’s that threat actors ...

Tenable Research examines DeepSeek R1 and its capability to develop malware, such as a keylogger and ransomware. We found it provides a useful starting point, but ...

It’s no secret that Microsoft have been trying to move customers away from ADFS for a while. Short of slapping a “deprecated” label on it, every bit of documentation I come across eventually explains ...