Microsoft’s latest security update release addresses a significant collection of software vulnerabilities, including a zero-day flaw that is actively being exploited in the wild. This month’s Patch Tuesday rollout tackled a total of 66 distinct security vulnerabilities across various Microsoft products and services.
The most critical fix pertains to the zero-day vulnerability, identified as affecting a core Windows component. Details surrounding the exploitation activity are limited, but the fact that attackers are already leveraging this flaw underscores the urgency of applying patches immediately. Security experts are urging users and administrators to prioritize the installation of the June 2025 updates to mitigate the risk associated with this exploited vulnerability.
Among the 66 vulnerabilities patched, several others were rated as critical, meaning they could allow an attacker to execute code remotely without user interaction. These critical issues affect areas like network components, scripting engines, and server software. The remaining flaws are rated as important, potentially leading to elevation of privilege, information disclosure, or denial of service. Staying ahead of potential threats requires prompt action on these updates to protect systems and data from sophisticated attacks.
Source: https://www.bleepingcomputer.com/news/microsoft/microsoft-june-2025-patch-tuesday-fixes-exploited-zero-day-66-flaws/
