Google has patched CVE-2022-4262, a type confusion vulnerability in the V8 JavaScript engine used by Google Chrome (and Chromium), which is being exploited by attackers in the wild. No other technical details have been shared about this zero-day flaw, only that it was reported by security engineer Clement Lecigne of Google’s Threat Analysis Group (TAG),…

On April 7, at the Pwn2Own 2021 hacking competition, Bruno Keith and Niklas Baumstark of Dataflow Security earned $100,000 for a remote code execution exploit that works against web browsers that are based on Google’s open source Chromium project. The researchers demonstrated the exploit against both Chrome and Microsoft Edge. Visiting a specially crafted website…

Microsoft recently changed how it presents and explains its security vulnerabilities in its products. The new security guide aligns itself with security and industry standards by describing the vulnerabilities with the Common Vulnerability Scoring System (CVSS), which presents a vulnerability’s key characteristics and assigns a numerical score to its severity. The intent of that score…