Microsoft's Major Update Tackles 161 Vulnerabilities, Urges Immediate Action
Krebs on Security
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Contributed by: Drex DeFord
Summary
Microsoft's latest update addresses 161 security vulnerabilities in Windows, representing the largest patch deployment since 2017. This release includes three zero-day vulnerabilities, actively being exploited, emphasizing the need for immediate system updates. Among the critical issues are nine remote code execution vulnerabilities, with some receiving a CVSS score of 9.8, particularly concerning CVE-2025-21298, which allows code execution through a malicious .rtf file. These updates aim to strengthen defenses against ongoing cybersecurity threats.
