PT-2026-70368 · Microsoft · Windows Rpc Api+1

CVE-2026-42976

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Published

2026-08-11

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Updated

2026-08-16

CVSS v3.1

7.8

High

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Windows RPC API (affected versions not specified)
Description Missing authentication for a critical function in the Windows RPC API allows an authorized attacker to elevate privileges locally. Remote Procedure Call (RPC) is a protocol that allows a program to request a service from a program located in another computer on a network without having to know the details of the other program's internal structure.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Missing Authentication

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Weakness Enumeration

Related Identifiers

CVE-2026-42976

Affected Products

Windows
Windows Rpc Api