CVE-2026-21519

HIGHCISA KEV

7.8

Description

Access of resource using incompatible type ('type confusion') in Desktop Window Manager allows an authorized attacker to elevate privileges locally.

Details CVE

Score CVSS v3.17.8

SeveriteHIGH

Vecteur CVSSCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Vecteur d'attaqueLOCAL

ComplexiteLOW

Privileges requisLOW

Interaction utilisateurNONE

Publie2/10/2026

Derniere modification2/11/2026

Sourcekev

Observations honeypot0

CISA KEV

FournisseurMicrosoft

ProduitWindows

Nom vulnerabiliteMicrosoft Windows Type Confusion Vulnerability

Date ajout KEV2026-02-10

Date limite remediation2026-03-03

Utilise dans ransomwareUnknown

Produits affectes

microsoft:windows_10_1607microsoft:windows_10_1809microsoft:windows_10_21h2microsoft:windows_10_22h2microsoft:windows_11_23h2microsoft:windows_11_24h2microsoft:windows_11_25h2microsoft:windows_server_2016microsoft:windows_server_2019microsoft:windows_server_2022microsoft:windows_server_2022_23h2microsoft:windows_server_2025

Faiblesses (CWE)

CWE-843

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21519(secure@microsoft.com)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-21519(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlations IOC

Aucune correlation enregistree

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