---
id: "CVE-2026-118283"
page: "https://infrastack.ai/live/CVE-2026-118283"
kind: "vulnerability"
aliases: ["CVE-2026-118283"]
title: "Windows graphics platform stack overflow lets a local user gain higher privileges"
severity: "high"
cvss: 8.8
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["desktop", "infrastructure", "local-privilege-escalation", "multi-user", "windows"]
not_affected_if: ["no-local-accounts", "single-user-no-untrusted-accounts"]
published_at: "2026-11-10T19:19:42+00:00"
first_seen_at: "2026-11-10T19:24:51+00:00"
updated_at: "2026-11-10T23:15:51+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-118283", "first_seen_at": "2026-11-10T19:24:51+00:00"}, {"source": "analyst", "url": null, "first_seen_at": "2026-11-10T23:15:51+00:00"}]
exploit_sources: []
---

# Windows graphics platform stack overflow lets a local user gain higher privileges

Link for people: https://infrastack.ai/live/CVE-2026-118283 (this .md is for agents)

A stack-based buffer overflow in the Windows Advanced Rasterization Platform, the graphics component inside Windows, can be triggered by an attacker who already has an account on the machine. A successful attack lets that attacker elevate their privileges on the local system.

_Summary, check and fix written by a model from the sources; labelled as such._

## How to check

Unknown: affected Windows builds not yet read from Microsoft. Check the Microsoft Security Update Guide entry for CVE-2026-118283 and confirm the November 2026 cumulative update is installed (winver, Settings > Windows Update > Update history).

## Timeline

- 2026-11-10T19:24:51+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-118283
- 2026-11-10T23:15:51+00:00 analyst — MSRC update guide and API pages returned nothing via web-cli; only NVD/Vulners listing (CVSS 8.8, local, authorized attacker, one of a batch of ~20 WARP CVEs published 2026-11-10). No affected builds or KB found; nothing verified. Settle by opening the MSRC page for this CVE in a browser.

## From the sources

Stack-based buffer overflow in Windows Advanced Rasterization Platform allows an authorized attacker to elevate privileges locally.

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_Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai_