CVE-2026-33101 - Vulnerability Details - OpenCVE

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

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00044.

Exploitation none

Automatable no

Technical Impact total

Vendors	Products
Microsoft	Windows 11 24h2 Windows 11 25h2 Windows 11 26h1 Windows Server 2025 Windows Server 23h2

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References

Link	Providers
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33101

History

Wed, 15 Apr 2026 10:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Tue, 14 Apr 2026 17:30:00 +0000

Type	Values Removed	Values Added
Description		Use after free in Windows Print Spooler Components allows an authorized attacker to elevate privileges locally.
Title		Windows Print Spooler Elevation of Privilege Vulnerability
First Time appeared		Microsoft Microsoft windows 11 24h2 Microsoft windows 11 25h2 Microsoft windows 11 26h1 Microsoft windows Server 2025 Microsoft windows Server 23h2
Weaknesses		CWE-416
CPEs		cpe:2.3:o:microsoft:windows_11_24H2:::::::arm64:* cpe:2.3:o:microsoft:windows_11_25H2:::::::arm64:* cpe:2.3:o:microsoft:windows_11_26H1:::::::arm64:* cpe:2.3:o:microsoft:windows_server_2025:::::::: cpe:2.3:o:microsoft:windows_server_23h2::::::::
Vendors & Products		Microsoft Microsoft windows 11 24h2 Microsoft windows 11 25h2 Microsoft windows 11 26h1 Microsoft windows Server 2025 Microsoft windows Server 23h2
References		https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33101
Metrics		cvssV3_1 `{'score': 7.8, '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'}`

MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2026-04-14T16:58:40.813Z

Updated: 2026-04-15T09:13:12.709Z

Reserved: 2026-03-17T20:15:23.719Z

Link: CVE-2026-33101

Vulnrichment

Updated: 2026-04-15T09:07:49.518Z

NVD

Status : Received

Published: 2026-04-14T18:17:32.797

Modified: 2026-04-14T18:17:32.797

Link: CVE-2026-33101

Redhat

No data.

OpenCVE Enrichment

No data.

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