A critical flaw in Python tool Marimo was exploited within 10 hours of disclosure, researchers report, highlighting how quickly attackers are now turning vulnerability advisories into real-world ...

Rowhammer attacks have been around since 2014, and mitigations are in place in most modern systems, but the team at gddr6.fail has found ways to apply the attack to current-generation GPUs.

A threat actor started exploiting CVE-2026-39987, an unauthenticated RCE vulnerability in Marimo, nine hours after public disclosure.

Anthropic just built an AI model so dangerous it had to cancel the public launch. During pre-deployment testing, the company’s newest frontier model, Claude Mythos Preview, proved so adept at hunting ...