Is Use After Free affected by CVE-2026-32155?

CVE-2026-32155 is a high-severity privilege escalation flaw in Windows Desktop Window Manager affecting Windows 10, 11, and Server 2022/2025, allowing authenticated local users to gain system-level access and full control of affected machines.

CVE-2026-32155

EUVD-2026-22542 HIGH

2026-04-14 microsoft

Denial Of Service Use After Free Memory Corruption Windows 10 Version 21H2 Windows 10 Version 22H2 Windows 11 Version 22H3 Windows 11 Version 23H2 Windows 11 Version 24H2 Windows 11 Version 25H2 Windows Server 2022 Windows Server 2022 23H2 Edition Server Core Installation Windows Server 2025 Windows Server 2025 Server Core Installation

7.8

CVSS 3.1

Temporal: 6.8

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Apr 14, 2026 - 19:33 vuln.today

DescriptionNVD

Use after free in Desktop Window Manager allows an authorized attacker to elevate privileges locally.

AnalysisAI

Desktop Window Manager (DWM) privilege escalation via use-after-free memory corruption affects Windows 10 21H2/22H2, Windows 11 22H3 through 25H2, and Windows Server 2022/2025. Local authenticated attackers with low privileges can exploit this memory corruption flaw to gain SYSTEM-level access, achieving full compromise of confidentiality, integrity, and availability. …

RemediationAI

Within 24 hours: Inventory all Windows 10 (21H2/22H2), Windows 11 (22H3-25H2), and Windows Server 2022/2025 systems in your environment and prioritize critical assets. Within 7 days: Apply vendor-released patches to all identified systems, beginning with servers and high-value endpoints; verify patch deployment via SCCM or endpoint management tools. …

Analysis

Detailed AI-generated intelligence summary covering attack vector, impact assessment, affected versions, remediation steps, and indicators of compromise.

POChttps://••••••••••.com/exploit

PATCHhttps://••••••••••.com/patch

ADVISORYhttps://••••••••••.com/advisory

Full analysis requires sign-in

Get intelligence summaries, risk assessment, exploit details, threat intel, and remediation guidance.

CVE-2026-32155 vulnerability details – vuln.today

Back

CVE-2026-32155

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

AnalysisAI

RemediationAI

Full analysis requires sign-in

Share

External POC / Exploit Code