HIGHCVSS v3.1 7.8Actively exploited · CISA KEV since 2021-11-03Vulnerability
CVE-2019-0803
Microsoft Win32k contains an unspecified vulnerability due to it failing to properly handle objects in memory causing privilege escalation. Successful exploitation allows an attacker to run code in kernel mode.
Properties
- Euvd product
- Windows, Windows Server
- Vulnerability name
- Microsoft Win32k Privilege Escalation Vulnerability
- First seen
- 2025-10-21T23:45:39+00:00
- Cvss score
- 7.8
- Epss score
- 0.4523
- Last seen
- 2026-10-19T12:00:27+00:00
- Due date
- 2022-05-03
- Euvd assigner
- microsoft
- Retrieved at
- 2026-10-21T01:24:47+00:00
- Exploited euvd since
- 2021-11-03T00:00:00+00:00
- Src batch id
- epss_history-20261020T103617Z-728ddd
- Source url
- https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
- Date added
- 2021-11-03
- Score
- 7.8
- 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:L/UI:N/S:U/C:H/I:H/A:H
- In Signal since
- initial import (Sep 2026)
- Euvd base score
- 7.8
Related Entities (29 · showing 22)
AFFECTS_PRODUCT (27 · showing 20)
DESCRIBES (1)
INVOLVES (1)
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