CVE-2026-88219

HIGHCVSS 8.8

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Description

Untrusted pointer dereference in RPC Runtime allows an unauthorized attacker to execute code over a network.

Timeline

Published:October 13th, 2026 7:21 PM

Last modified:October 20th, 2026 12:34 AM

CVSS Scoring

CVSS v3: 8.8 (HIGH)

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Software

From NVD CPE configuration data

Vendors

microsoft

Products

windows_10_1607windows_10_1809windows_10_21h2windows_10_22h2windows_11_23h2windows_11_24h2windows_11_25h2windows_11_26h1windows_11_26h2windows_server_2012windows_server_2016windows_server_2019windows_server_2022windows_server_2025

Weaknesses (CWE)

CWE-822

References & Reports

Advisories, patches, and third-party reports

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88219Vendor Advisory

Source: NIST NVD · Data may lag official sources by up to one minute