CVE Watch—

CVE-2023-24880

Microsoft Windows SmartScreen Security Feature Bypass Vulnerability

CVSS

—

Sin CVSS

EPSS

78.0%

p100

KEV

SÍ

14 mar 2023

Exploit Today

0-100

Publicado: — · Última mod.: —

EPSS · 30d

78.0%EPSS · 30 días78.2%

2026-09-172026-10-15

Ficha del catálogo KEV

Producto

Microsoft / Windows

Vulnerabilidad

Microsoft Windows SmartScreen Security Feature Bypass Vulnerability

Añadido a KEV

14 mar 2023

Remediar antes de

4 abr 2023

Uso conocido en ransomware

Sí

Descripción resumida

Microsoft Windows SmartScreen contains a security feature bypass vulnerability that could allow an attacker to evade Mark of the Web (MOTW) defenses via a specially crafted malicious file.

Acción requerida

Apply updates per vendor instructions.

Notas

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-24880; https://nvd.nist.gov/vuln/detail/CVE-2023-24880

CVEs relacionados

CVECVSSEPSSKEVRExplotTítuloVis.

CVE-2026-969518.8 ALT

74.0%

KEV—72Microsoft Windows Command Injection Vulnerability15h CVE-2026-858807.8 ALT

89.3%

KEV—77Microsoft Windows Heap-Based Buffer Overflow Vulnerability22d CVE-2026-819637.8 ALT

31.9%

KEV—60Microsoft Windows Link Following Vulnerability38d CVE-2026-322024.3 MED

92.0%

KEV—78Microsoft Windows Protection Mechanism Failure Vulnerability63d CVE-2026-208055.5 MED

94.4%

KEV—78Microsoft Windows Information Disclosure Vulnerability78d CVE-2025-622217.8 ALT

84.4%

KEV—75Microsoft Windows Use After Free Vulnerability21d