Microsoft has released its Patch Tuesday updates for May 2023, which addresses 38 security flaws, including a zero-day vulnerability being actively exploited in the wild. Of the 38 vulnerabilities, six are rated critical and 32 are rated important. One of the critical flaws is a privilege escalation flaw in Win32k that has come under active exploitation. Additionally, there are two publicly known flaws, one of which is a critical remote code execution flaw impacting Windows OLE. Other vendors including Adobe, Apple, Cisco, Dell, Google, and VMware have also released security updates in the past few weeks.