CVE Watch—

CVE-2023-32049

Microsoft Windows Defender SmartScreen Security Feature Bypass Vulnerability

CVSS

—

No CVSS

EPSS

4.4%

p90

KEV

YES

Jul 11, 2023

Exploit Today

0-100

Published: — · Last modified: —

EPSS · 30d

4.4%EPSS · 30 days4.4%

2026-06-302026-07-17

KEV catalog record

Product

Microsoft / Windows

Vulnerability

Microsoft Windows Defender SmartScreen Security Feature Bypass Vulnerability

Added to KEV

Jul 11, 2023

Remediate by

Aug 1, 2023

Known ransomware use

Summary description

Microsoft Windows Defender SmartScreen contains a security feature bypass vulnerability that allows an attacker to bypass the Open File - Security Warning prompt.

Required action

Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.

Notes

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-32049; https://nvd.nist.gov/vuln/detail/CVE-2023-32049

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