CVE-2026-25189

highpriority · track · 0EPSS 0.003 · 28 %ileDEEUJPNLRUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.35% (28th) EPSS

CVSS 7.8 · high

Is it mine?

93 products

Check your exposure

Who says so?

7 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedWindows 10 Version 1809 for 32-bit Systemsmsrc_csaf
10.0.17763.8511:Security Update:https://support.microsoft.com/help/5078752
https://support.microsoft.com/help/5078752
FixedWindows 10 Version 1809 for x64-based Systemsmsrc_csaf
10.0.17763.8511:Security Update:https://support.microsoft.com/help/5078752
https://support.microsoft.com/help/5078752
FixedWindows 10 Version 21H2 for 32-bit Systemsmsrc_csaf
10.0.19044.7058:Security Update:https://support.microsoft.com/help/5078885
https://support.microsoft.com/help/5078885
FixedWindows 10 Version 21H2 for ARM64-based Systemsmsrc_csaf
10.0.19044.7058:Security Update:https://support.microsoft.com/help/5078885
https://support.microsoft.com/help/5078885
FixedWindows 10 Version 21H2 for x64-based Systemsmsrc_csaf
10.0.19044.7058:Security Update:https://support.microsoft.com/help/5078885
https://support.microsoft.com/help/5078885
FixedWindows 10 Version 22H2 for 32-bit Systemsmsrc_csaf
10.0.19045.7058:Security Update:https://support.microsoft.com/help/5078885
https://support.microsoft.com/help/5078885
FixedWindows 10 Version 22H2 for ARM64-based Systemsmsrc_csaf
10.0.19045.7058:Security Update:https://support.microsoft.com/help/5078885
https://support.microsoft.com/help/5078885
FixedWindows 10 Version 22H2 for x64-based Systemsmsrc_csaf
10.0.19045.7058:Security Update:https://support.microsoft.com/help/5078885
https://support.microsoft.com/help/5078885
FixedWindows Server 2019msrc_csaf
10.0.17763.8511:Security Update:https://support.microsoft.com/help/5078752
https://support.microsoft.com/help/5078752
FixedWindows Server 2019 (Server Core installation)msrc_csaf
10.0.17763.8511:Security Update:https://support.microsoft.com/help/5078752
https://support.microsoft.com/help/5078752
FixedWindows Server 2022msrc_csaf
10.0.20348.4830:Security Hotpatch Update:https://support.microsoft.com/help/5078737
https://support.microsoft.com/help/5078737
FixedWindows Server 2022 (Server Core installation)msrc_csaf
10.0.20348.4830:Security Hotpatch Update:https://support.microsoft.com/help/5078737
https://support.microsoft.com/help/5078737

cvss

Technical severity, 0–10. One row per scoring source.

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.17.8highAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Csecondary · ENISA EU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · secure@microsoft.com USexploitability 1.8 · impact 5.9

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Csecondary · NCSC-NL NL

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Csecondary · Microsoft Security Response Center US

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-416USCWE-416USCWE-416USCWE-416US

affected products (93)

Products and version ranges known to be affected.

Hitachi Storageall versionscert_bundDEcpe:/h:hitachi:storage:-
Microsoft Windows 10 Version 1607all versionscert_bundDEcpe:/o:microsoft:windows_10:version_1607
Microsoft Windows 10 Version 1809all versionscert_bundDEcpe:/o:microsoft:windows_10:version_1809
Microsoft Windows 10 Version 21H2all versionscert_bundDEcpe:/o:microsoft:windows_10:version_21h2
Microsoft Windows 10 Version 22H2all versionscert_bundDEcpe:/o:microsoft:windows_10:version_22h2
Microsoft Windows 11 Version 23H2all versionscert_bundDEcpe:/o:microsoft:windows_11:version_23h2
Microsoft Windows 11 Version 24H2all versionscert_bundDEcpe:/o:microsoft:windows_11:version_24h2
Microsoft Windows 11 Version 25H2all versionscert_bundDEcpe:/o:microsoft:windows_11:version_25h2
Microsoft Windows 11 version 26H1all versionscert_bundDE
Microsoft Windows App Client for Desktopall versionscert_bundDEcpe:/o:microsoft:windows:app_client_for_desktop
Microsoft Windows Server 2012all versionscert_bundDEcpe:/o:microsoft:windows_server_2012:-
Microsoft Windows Server 2012 R2all versionscert_bundDEcpe:/o:microsoft:windows_server_2012_r2:-
Microsoft Windows Server 2016all versionscert_bundDEcpe:/o:microsoft:windows_server_2016:-
Microsoft Windows Server 2019all versionscert_bundDEcpe:/o:microsoft:windows_server_2019:-
Microsoft Windows Server 2022all versionscert_bundDEcpe:/o:microsoft:windows_server_2022:-
Microsoft Windows Server 2022 23H2 Editionall versionscert_bundDEcpe:/o:microsoft:windows_server_2022:23h2_edition
Microsoft Windows Server 2025all versionscert_bundDEcpe:/o:microsoft:windows_server_2025:-
Microsoft Windows 11≤ version 26H1cert_bundDE
Microsoft Windows 10 Version 180910.0.17763.0 → 10.0.17763.8511enisa_euvdEU
Microsoft Windows 10 Version 21H210.0.19044.0 → 10.0.19044.7058enisa_euvdEU

showing 20 of 93

advisories (4)

Vendor and ecosystem advisories describing this.

NCSC-2026-0080Kwetsbaarheden verholpen in Microsoft WindowsNL2026-03-10csaf · ncsc_nlNL
Microsoft heeft kwetsbaarheden verholpen in Windows
WID-SEC-W-2026-0661Microsoft Windows und Windows Server: Mehrere SchwachstellenDeutsch2026-03-10csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Microsoft Windows und Windows Server ausnutzen, um seine Privilegien zu erhöhen, um beliebigen Programmcode auszuführen, um einen Denial of Service Angriff durchzuführen, um Sicherheitsvorkehrungen zu umgehen, um Informationen offenzulegen, und um falsche Informationen darzustellen.
msrc_CVE-2026-25189Windows DWM Core Library Elevation of Privilege Vulnerability2026-03-10csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
JVNDB-2026-016976JVN iPedia advisory JVNDB-2026-0169762026-05-25vendor · jvndbJP

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund ncsc_nl msrc_csaf jvndb NVD CVE.org MITRE

published 2026-03-10modified 2026-06-17

references (3)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan