CVE-2026-33101

CWE-416 — Use After Free3 documents3 sources
Severity
7.8HIGH
EPSS
No EPSS data
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
5
Microsoft Windows 11 Version 24h2Microsoft Windows 11 Version 25h2Microsoft Windows 11 Version 26h1+2 more
Timeline
PublishedApr 14

Description

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

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages5 packages

▶CVEListV5microsoft/windows_server_202510.0.26100.0 — 10.0.26100.32690
▶CVEListV5microsoft/windows_11_version_24h210.0.26100.0 — 10.0.26100.32690
▶CVEListV5microsoft/windows_11_version_25h210.0.26200.0 — 10.0.26200.8246
▶CVEListV5microsoft/windows_11_version_26h110.0.28000.0 — 10.0.28000.1836
▶CVEListV5microsoft/windows_server_2025_(server_core_installation)10.0.26100.0 — 10.0.26100.32690

🔴Vulnerability Details

2
VulDB
Microsoft Windows Print Spooler use after free↗2026-04-14
▶
CVEList
Windows Print Spooler Elevation of Privilege Vulnerability↗2026-04-14
▶
CVE-2026-33101 (HIGH CVSS 7.8) | Use after free in Windows Print Spo | cvebase.io