Microsoft Fixes 17 Critical Flaws in May Patch Tuesday
Microsoft has patched 120 vulnerabilities in this month’s security update round
Security updates fix software weaknesses, reduce exploitable risk, and may address vulnerabilities affecting systems, applications, and devices.
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Background for this topic.
Security updates are vendor-released patches, fixes, or configuration changes that address vulnerabilities and other weaknesses in operating systems, applications, libraries, firmware, cloud services, and network equipment. They may correct exploitable code, tighten security controls, or provide mitigations when a complete fix is not yet available.
For security practitioners, update news informs vulnerability management: assess whether affected assets are deployed, determine exposure and exploitability, prioritize urgent fixes, and verify installation. Applying updates can reduce attack paths such as remote code execution or privilege escalation, but rushed changes can disrupt services, so testing, staged deployment, rollback plans, and compensating controls may be needed. Advisories can also reveal required configuration changes, affected dependencies, or unsupported versions that need replacement.
Weekly headline count for the current query.
Microsoft has patched 120 vulnerabilities in this month’s security update round
Google has released a Chrome security update to fix three zero-day vulnerabilities, including a high-severity flaw with an active exploit
Patches for the targeted vulnerabilities were released in Oracle’s July 2025 security update
Microsoft Exchange customers have been urged to apply fixes set out in a hybrid deployment security update published in April
Apple has urged customers to download the security updates, which address vulnerabilities relating to the JavaScriptCore and WebKit frameworks
In a major security update, Apple has fixed dozens of bugs and vulnerabilities across its operating systems and services
Progress Software scrambles to release a new security update