CVE-2026-21525
Microsoft Windows NULL Pointer Dereference Vulnerability
CVSS
—
Sin CVSS
EPSS
4.8%
p92
KEV
SÍ
10 feb 2026
Exploit Today
78
0-100
Publicado: — · Última mod.: —
Producto
Microsoft / Windows
Vulnerabilidad
Microsoft Windows NULL Pointer Dereference Vulnerability
Añadido a KEV
10 feb 2026
Remediar antes de
3 mar 2026
Uso conocido en ransomware
No
Descripción resumida
Microsoft Windows Remote Access Connection Manager contains a NULL pointer dereference that could allow an unauthorized attacker to deny service locally.
Acción requerida
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notas
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21525 ; https://nvd.nist.gov/vuln/detail/CVE-2026-21525