CVE-2026-20817
Improper handling of insufficient permissions or privileges in Windows Error Reporting allows an authorized attacker to elevate privileges l
CVSS
7.8
Alto
EPSS
5.3%
p92
KEV
—
Exploit Today
28
0-100
Publicado: 13 ene 2026 · Última mod.: 30 jul 2026 · CWE-280
5.3%EPSS · 30 días5.3%
2026-07-112026-08-07
Improper handling of insufficient permissions or privileges in Windows Error Reporting allows an authorized attacker to elevate privileges locally.
- msrc.microsoft.comhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20817
- www.vicarius.iohttps://www.vicarius.io/vsociety/posts/cve-2026-20817-detection-script-eop-vulnerabilit-in-windows-error-reporting
- www.vicarius.iohttps://www.vicarius.io/vsociety/posts/cve-2026-20817-mitigation-script-eop-vulnerability-in-windows-error-reporting
CVECVSSEPSSKEVRExplotTítuloVis.
CVE-2026-118045.2 MED4.7%
——1Improper handling of insufficient permissions or privileges vulnerability in Tridium Niagara Framework on Windows, Linux, QNX, Tridium Niagara Enterprise Security on Windows, Linux, QNX allows Privilege Abuse.
This issue affects Niagara Framework: before 4.14.6, before 4.15.5; Niagara Enterprise Security: before 4.14.6, before 4.15.5.16dCVE-2026-623934.3 MED20.9%
——6Improper Handling of Insufficient Permissions or Privileges vulnerability in Apache Kylin. Improper authorization in job information retrieval, where an attacker may get access to unauthorized jobs in other projects.
This issue affects Apache Kylin: from 4 through 5.0.3.
Users are recommended to upgrade to version 5.0.4, which fixes the issue.24dCVE-2026-451967.8 ALT1.3%
——0Kernel software installed and running inside a Host VM may post improper commands to the GPU Firmware to trigger a GPU register access which can lead to privilege escalation.25dCVE-2026-542624.3 MED5.8%
——2Wagtail is an open source content management system built on Django. In versions prior to 7.0.8, 7.3.3 and 7.4.2, a low-level user with the "Can submit translation" permission can create translations for any page, including those they do not have permissions for. This issue has been fixed in versions 7.0.8, 7.3.3, and 7.4.2.37dCVE-2026-542616.5 MED10.1%
——3Wagtail is an open source content management system built on Django. In versions prior to 7.0.8, 7.3.3 and 7.4.2, due to a missing permission check on the image preview endpoint, a user with access to the Wagtail admin can preview any image. The existing data of the image object itself is not exposed. The vulnerability is not exploitable by an ordinary site visitor without access to the Wagtail admin. This issue has been fixed in versions 7.0.8, 7.3.3, and 7.4.2.37dCVE-2026-542594.3 MED5.8%
——2Wagtail is an open source content management system built on Django. In versions prior to 7.0.8, 7.3.3 and 7.4.2, the Documents and Images chooser's chosen endpoint incorrectly listed items for which the user has not been granted choose permission. A user with access to the Wagtail admin could see the filename and name and URLs of documents and images in those collections. The vulnerability is not exploitable by an ordinary site visitor without access to the Wagtail admin. This issue has been fixed in versions 7.0.8, 7.3.3, and 7.4.2.37d