Microsoft has issued a series of security bulletins (CVE-2026-31430 through CVE-2026-43033) that identify multiple vulnerabilities in its products. The vulnerabilities allow an attacker to trigger an unspecified security issue. Systems affected include azl3 kernel versions older than 6.6.137.1-1. The advisories recommend applying the patches listed in each Microsoft security bulletin. Users and administrators are advised to consult the vendor’s update guide for each CVE to download the appropriate fix. No further details are provided about the nature of the attack or potential impact. The national cybersecurity agency recommends staying up to date with Microsoft’s releases. The advisory was first released on 4 May 2026 and was updated on the same day.
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