CVE-2026-20817
Windows Error Reporting Service Elevation of Privilege Vulnerability
Improper handling of insufficient permissions or privileges in Windows Error Reporting allows an authorized attacker to elevate privileges locally.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Produtos afetados
Microsoft · Windows 10 Version 21H2Microsoft · Windows 10 Version 22H2Microsoft · Windows 11 version 22H3Microsoft · Windows 11 Version 23H2Microsoft · Windows 11 Version 24H2Microsoft · Windows 11 Version 25H2Microsoft · Windows Server 2022Microsoft · Windows Server 2022, 23H2 Edition (Server Core installation)Microsoft · Windows Server 2025Microsoft · Windows Server 2025 (Server Core installation)Quer saber se a sua infraestrutura está exposta a isto?
Falar com a TrueHacking →Referências
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20817https://www.vicarius.io/vsociety/posts/cve-2026-20817-detection-script-eop-vulnerabilit-in-windows-error-reportinghttps://www.vicarius.io/vsociety/posts/cve-2026-20817-mitigation-script-eop-vulnerability-in-windows-error-reporting