MEDIUMCVSS v3.1 4.4Actively exploited · CISA KEV since 2023-03-14Vulnerability
CVE-2023-24880
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.
Properties
- Euvd product
- Windows Server 2016 (Server Core installation), Windows 10 Version 1607, Windows 10 Version 21H2, Windows 11 version 22H2, Windows Server 2019 (Server Core installation), Windows 10 Version 1809, Windows 10 Version 20H2, Windows 11 version 21H2, Windows 10 Version 22H2, Windows Server 2022, Windows Server 2019, Windows Server 2016
- Vulnerability name
- Microsoft Windows SmartScreen Security Feature Bypass Vulnerability
- First seen
- 2025-10-21T23:15:23+00:00
- Cvss score
- 4.4
- Epss score
- 0.78005
- Last seen
- 2026-10-19T12:00:27+00:00
- Due date
- 2023-04-04
- Euvd assigner
- microsoft
- Retrieved at
- 2026-10-21T01:24:47+00:00
- Exploited euvd since
- 2023-03-14T00:00:00+00:00
- Src batch id
- epss_history-20261020T103617Z-728ddd
- Source url
- https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
- Date added
- 2023-03-14
- Score
- 4.4
- Euvd base score version
- 3.1
- Fetched at
- 2026-10-20T10:36:20+00:00
- Euvd vendor
- Microsoft
- Cvss vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
- In Signal since
- initial import (Sep 2026)
- Euvd base score
- 4.4
Related Entities (13)
AFFECTS_PRODUCT (10)
DESCRIBES (1)
HAS_WEAKNESS (1)
INVOLVES (1)
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