CVE-2026-20817
7.8 HIGHImproper handling of insufficient permissions or privileges in Windows Error Reporting allows an authorized attacker to elevate privilege...
Published: 2026-01-13 · Last updated: 2026-05-26
Severity and scoring
- CVSS
- 7.8 HIGH
- Vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CWE
- CWE-280
Affected products
| Vendor | Product |
|---|---|
| microsoft | windows_10_21h2, windows_10_22h2, windows_11_23h2 |
Description
Improper handling of insufficient permissions or privileges in Windows Error Reporting allows an authorized attacker to elevate privileges locally.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2026-20817
- [Vendor advisory]https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20817
- [Other]https://www.vicarius.io/vsociety/posts/cve-2026-20817-detection-script-eop-vulnerabilit-in-windows-error-reporting
- [Other]https://www.vicarius.io/vsociety/posts/cve-2026-20817-mitigation-script-eop-vulnerability-in-windows-error-reporting
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