CVE-2026-33101

Published: Apr 14, 2026

Modified: Jun 1, 2026

PUBLISHED

CVSS v3.1

7.8

HIGH

Use after free in Windows Print Spooler Components allows an authorized attacker to elevate privileges locally.

Vendor	Product	Versions
Microsoft	Windows 11 Version 24H2	affected `10.0.26100.0 - < 10.0.26100.8246`
Microsoft	Windows 11 Version 25H2	affected `10.0.26200.0 - < 10.0.26200.8246`
Microsoft	Windows 11 version 26H1	affected `10.0.28000.0 - < 10.0.28000.1836`
Microsoft	Windows Server 2022, 23H2 Edition (Server Core installation)	affected `10.0.25398.0 - < 10.0.25398.2274`
Microsoft	Windows Server 2025	affected `10.0.26100.0 - < 10.0.26100.32690`
Microsoft	Windows Server 2025 (Server Core installation)	affected `10.0.26100.0 - < 10.0.26100.32690`

CVSS v3.1 Vector

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

vendor-advisory

patch

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.