CVE-2026-33101

Windows Print Spooler Elevation of Privilege Vulnerability

At a glance

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

Version	Score	Vector	Scored by
CVSS 3.1	HIGH 7.8	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	microsoft
CVSS 3.1	HIGH 7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	NVD · secure@microsoft.com (Secondary)

CERTFR-2026-AVI-0442 — Multiples vulnérabilités dans Microsoft Windows · cert.ssi.gouv.fr

cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:* < 10.0.26100.8246
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:x64:* < 10.0.26100.8246
cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:arm64:* < 10.0.26200.8246
cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:x64:* < 10.0.26200.8246
cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:arm64:* < 10.0.28000.1836
cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:x64:* < 10.0.28000.1836
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:* < 10.0.25398.2274
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:* < 10.0.26100.32690

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

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD