CVE-2023-21674CISA KEVEPSS p98.6%

CVE-2023-21674Microsoft Windows Advanced Local Procedure Call (ALPC) Privilege Escalation Vulnerability

Microsoft / Windows

Description

Microsoft Windows Advanced Local Procedure Call (ALPC) contains an unspecified vulnerability that allows for privilege escalation.

Scoring

CVSS 8.8 ()
VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS41.81% probability of exploitation · percentile 98.6% · 2026-08-03T12:00:16Z
Last modified2026-06-17

CISA KEV entry

Added to KEV: 2023-01-10

(incoming)1

TypeTargetConfidenceTier
KEVEntryMicrosoft Windows Advanced Local Procedure Call (ALPC) Privilege Escalation Vulnerabilitykev-cve-2023-216740%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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Sourced from NVD + CISA KEV + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.