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CVE-2026-3563

Quick assessment

Affected
Devolutions PowerShell Universal
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Devolutions PowerShell Universal是加拿大Devolutions公司的一个综合性PowerShell平台。 Devolutions PowerShell Universal 2026.1.4之前版本存在安全漏洞，该漏洞源于应用程序和端点配置输入验证不当，可能导致具有创建或修改应用程序或端点权限的已验证用户覆盖现有应用程序或系统路由，造成意外请求路由和通过冲突URL路径的拒绝服务。

AI Predicted 7.5 Difficulty: Easy EPSS 0.40% · P31

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-3563

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Improper input validation in the apps and endpoints configuration in PowerShell Universal before 2026.1.4 allows an authenticated user with permissions to create or modify Apps or Endpoints to override existing application or system routes, resulting in unintended request routing and denial of service via a conflicting URL path.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1289
Source: CVE Program / CVE List V5
Vulnerability Title
Devolutions PowerShell Universal 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Devolutions PowerShell Universal是加拿大Devolutions公司的一个综合性PowerShell平台。 Devolutions PowerShell Universal 2026.1.4之前版本存在安全漏洞，该漏洞源于应用程序和端点配置输入验证不当，可能导致具有创建或修改应用程序或端点权限的已验证用户覆盖现有应用程序或系统路由，造成意外请求路由和通过冲突URL路径的拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Devolutions PowerShell Universal 2026.1.0 ~ 2026.1.4 -

II. Public POCs for CVE-2026-3563

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III. Intelligence Information for CVE-2026-3563

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Vendor Advisories for CVE-2026-3563 (1)

IV. Related Vulnerabilities

Same product: PowerShell Universal
Same vendor: Devolutions
Same weakness: CWE-1289

V. Comments for CVE-2026-3563

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