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CVE-2025-55692: Windows Error Reporting Privilege Elevation Vulnerability

CVE-2025-55692 · published 1 year ago

Summary

An attacker with authorized access to Windows Error Reporting can potentially gain higher-level access to a system. This is a concern for organizations that allow users to submit error reports from their computers. To mitigate this risk, ensure that users are not granted unnecessary administrative privileges and consider implementing additional security measures to restrict access to sensitive system components.

What to do

Update microsoft windows_10_1507 to version 10.0.10240.21161 or later.
Update microsoft windows_10_1607 to version 10.0.14393.8519 or later.
Update microsoft windows_10_1809 to version 10.0.17763.7919 or later.
Update microsoft windows_10_21h2 to version 10.0.19044.6456 or later.
Update microsoft windows_10_22h2 to version 10.0.19045.6456 or later.
Update microsoft windows_11_22h2 to version 10.0.22621.6060 or later.
Update microsoft windows_11_23h2 to version 10.0.22631.6060 or later.
Update microsoft windows_11_24h2 to version 10.0.26100.6899 or later.
Update microsoft windows_11_25h2 to version 10.0.26200.6899 or later.
Update microsoft windows_server_2016 to version 10.0.14393.8519 or later.
Update microsoft windows_server_2019 to version 10.0.17763.7919 or later.
Update microsoft windows_server_2022 to version 10.0.20348.4294 or later.
Update microsoft windows_server_2022_23h2 to version 10.0.25398.1913 or later.
Update microsoft windows_server_2025 to version 10.0.26100.6899 or later.

Affected software

Vendor	Product	Affected versions
microsoft	windows_10_1507	< 10.0.10240.21161 `cpe:2.3:o:microsoft:windows_10_1507::::::::`
microsoft	windows_10_1607	< 10.0.14393.8519 `cpe:2.3:o:microsoft:windows_10_1607::::::::`
microsoft	windows_10_1809	< 10.0.17763.7919 `cpe:2.3:o:microsoft:windows_10_1809::::::::`
microsoft	windows_10_21h2	< 10.0.19044.6456 `cpe:2.3:o:microsoft:windows_10_21h2::::::::`
microsoft	windows_10_22h2	< 10.0.19045.6456 `cpe:2.3:o:microsoft:windows_10_22h2::::::::`
microsoft	windows_11_22h2	< 10.0.22621.6060 `cpe:2.3:o:microsoft:windows_11_22h2::::::::`
microsoft	windows_11_23h2	< 10.0.22631.6060 `cpe:2.3:o:microsoft:windows_11_23h2::::::::`
microsoft	windows_11_24h2	< 10.0.26100.6899 `cpe:2.3:o:microsoft:windows_11_24h2::::::::`
microsoft	windows_11_25h2	< 10.0.26200.6899 `cpe:2.3:o:microsoft:windows_11_25h2::::::::`
microsoft	windows_server_2012	r2 `cpe:2.3:o:microsoft:windows_server_2012:r2:::::::*`
microsoft	windows_server_2016	< 10.0.14393.8519 `cpe:2.3:o:microsoft:windows_server_2016::::::::`
microsoft	windows_server_2019	< 10.0.17763.7919 `cpe:2.3:o:microsoft:windows_server_2019::::::::`
microsoft	windows_server_2022	< 10.0.20348.4294 `cpe:2.3:o:microsoft:windows_server_2022::::::::`
microsoft	windows_server_2022_23h2	< 10.0.25398.1913 `cpe:2.3:o:microsoft:windows_server_2022_23h2::::::::`
microsoft	windows_server_2025	< 10.0.26100.6899 `cpe:2.3:o:microsoft:windows_server_2025::::::::`

Original advisory text

Improper input validation in Windows Error Reporting allows an authorized attacker to elevate privileges locally.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55692 Vendor Advisory

Fix within

Internet-facing 14 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit
Gives an attacker full control

Severity

7.8 High

Exploitation

4% chance of attack within 30 days

Type

CWE-20Improper Input Validation

Timeline

Published14 Oct 2025

Updated3 Nov 2026

First seen7 Mar 2026

Sources

CVE-2025-55692 · NVD

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