No access to your tenant or devices. Every item links to its source. What this means
Use after free in RPC Runtime allows an authorized attacker to elevate privileges locally.
| KB | Type | Restart | Applies to | Other CVEs |
|---|---|---|---|---|
| KB5127646 | Security Update | Required | Windows 11 Version 26H1 for ARM64-based Systems, Windows 11 version 26H1 for x64-based Systems | 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 | All CVEs in KB5127648 |
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Explore global source statements, affected packages and advisory history for CVE-2026-83894. 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.
Use after free in RPC Runtime allows an authorized attacker to elevate privileges locally.
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CVSS 3.1 · 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C