Highest advisory severityHigh 1 vendor · 1 advisory
CVE-2026-70243
CVE-2026-70243: 1 tracked advisory record across MS Server. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
MS Server
1 advisory- Advisory severityHigh7.0
High [CVE-2026-70243] Windows Kernel Elevation of Privilege Vulnerability
CVE-2026-70243Source published Source updated
Windows Kernel Elevation of Privilege Vulnerability Affected product named by the advisory: Windows Server 2025.
- Affected products in this advisory
- Windows Server 2025
- Source-reported affected versions
- Windows 11 version 23H2 10.0.22631.0 before 10.0.22631.7652
- Windows 11 Version 23H2 10.0.22631.0 before 10.0.22631.7652
- Windows Server 2025 10.0.26100.0 before 10.0.26100.33650
- Windows Server 2025 (Server Core installation) 10.0.26100.0 before 10.0.26100.33650
- Source-reported fixed versions
- KB5126646 (build 10.0.26100.33650)
- KB5126653 (build 10.0.22631.7652)
- Mitigation guidance
- Install the applicable security update for your platform: KB5126646, KB5126653 (see the Microsoft Update Catalog).
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