No access to your tenant or devices. Every item links to its source. What this means
Stack-based buffer overflow in Windows Advanced Rasterization Platform allows an authorized attacker to elevate privileges locally.
| KB | Type | Restart | Applies to | Known issues | Other CVEs |
|---|---|---|---|---|---|
| KB5126646 | Security Update | Required | Windows Server 2025, Windows Server 2025 (Server Core installation) | ResolvedUsers might be unable to sign in to OWA or send emails on Exchange Server | All CVEs in KB5126646 |
| KB5126651 | Security Update | Required | Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019 and 1 more | ResolvedUsers might be unable to sign in to OWA or send emails on Exchange Server | All CVEs in KB5126651 |
| KB5126653 | Security Update | Required | Windows 11 Version 23H2 for ARM64-based Systems, Windows 11 Version 23H2 for x64-based Systems | None listed | All CVEs in KB5126653 |
| KB5126655 | Security Update | Required | Windows Server 2022, Windows Server 2022 (Server Core installation) | ResolvedUsers might be unable to sign in to OWA or send emails on Exchange Server | All CVEs in KB5126655 |
| KB5126657 | Security Update | Required | Windows 10 Version 21H2 for 32-bit Systems, Windows 10 Version 21H2 for ARM64-based Systems, Windows 10 Version 21H2 for x64-based Systems and 3 more | None listed | All CVEs in KB5126657 |
| KB5127646 | Security Update | Required | Windows 11 Version 26H1 for ARM64-based Systems, Windows 11 version 26H1 for x64-based Systems | None listed | All CVEs in KB5127646 |
| KB5127648 | Security Update | Required | Windows 11 Version 24H2 for ARM64-based Systems, Windows 11 Version 24H2 for x64-based Systems, Windows 11 Version 25H2 for ARM64-based Systems and 3 more | None listed | All CVEs in KB5127648 |
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Explore global source statements, affected packages and advisory history for CVE-2026-118226. The catalog has a separate collection scope from Microsoft release records.
CISA KEV is observed exploitation evidence. FIRST EPSS is a dated prediction of exploitation in the next 30 days. Missing scores are unknown. This collector requests predictions only for explicit CVE aliases in the public NuGet archive; Microsoft release views retain their existing prediction scope.
No collected risk observation for these identifiers. This does not establish absence of exploitation or a zero probability.
Stack-based buffer overflow in Windows Advanced Rasterization Platform allows an authorized attacker to elevate privileges locally.
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CVSS 3.1 · 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C