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No exploitation reportedAwaiting NVD analysis

CVE-2026-118229

Windows Advanced Rasterization Platform Elevation of Privilege Vulnerability

No exploitation reported by the sources we read.

  • Published2026-11-10
  • WeaknessCWE-122

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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

Timeline

dates in UTC
  1. 2026-11-1018:20CVE publishedCNA

Versions per branch

Products declared by the CNA

As microsoft, the CNA that assigned this CVE, declared them in the CVE record; versions as written. NVD lists no product for this CVE yet: this is the only product data so far.

  • Microsoft Windows 10 Version 1809

    platforms: 32-bit Systems, x64-based Systems

    Affected
    • ≥ 10.0.17763.0, < 10.0.17763.9376fixed in 10.0.17763.9376custom
  • Microsoft Windows 10 Version 21H2

    platforms: 32-bit Systems, ARM64-based Systems, x64-based Systems

    Affected
    • ≥ 10.0.19044.0, < 10.0.19044.7807fixed in 10.0.19044.7807custom
  • Microsoft Windows 10 Version 22H2

    platforms: 32-bit Systems, ARM64-based Systems, x64-based Systems

    Affected
    • ≥ 10.0.19045.0, < 10.0.19045.7807fixed in 10.0.19045.7807custom
  • Microsoft Windows 11 version 23H2

    platforms: ARM64-based Systems

    Affected
    • ≥ 10.0.22631.0, < 10.0.22631.7652fixed in 10.0.22631.7652custom
  • Microsoft Windows 11 Version 23H2

    platforms: x64-based Systems

    Affected
    • ≥ 10.0.22631.0, < 10.0.22631.7652fixed in 10.0.22631.7652custom
  • Microsoft Windows 11 Version 24H2

    platforms: ARM64-based Systems, x64-based Systems

    Affected
    • ≥ 10.0.26100.0, < 10.0.26100.9711fixed in 10.0.26100.9711custom

8 more products in the CVE record.

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-11-10

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2026-118229 yet.

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Metasploit modules
none listed
Metasploit Framework

Sources

  • CISA-ADPSSVC decisionnone2026-11-10
  • CNACVSS 3.18.82026-11-10
  • NVDCVSS 3.18.8read 2026-11-10
  • CNAweakness (CWE)CWE-1222026-11-10
  • NVDweakness (CWE)CWE-122read 2026-11-10

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Published
2026-11-10
Last Modified
2026-11-10
NVD status
Awaiting Analysis

Frequently asked questions

What is CVE-2026-118229?

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

Is CVE-2026-118229 actively exploited?

Active exploitation of CVE-2026-118229 has not been confirmed.

What is the CVSS score for CVE-2026-118229?

CVE-2026-118229 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

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