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Cybersecurity watch

CVE-2026-114148 ASP.NET Core Elevation of Privilege Vulnerability

Microsoft MSRC

Why it matters

This page references a cybersecurity signal published by Microsoft MSRC. It helps CISOs, DPOs, IT leaders, infrastructure teams, SMBs and enterprise accounts track vulnerabilities, alerts and trends that may affect security, compliance or system resilience.

Unix Consulting read

This signal should be mapped against the application inventory, internet exposure and patch-management process. The key point is not only the existence of a vulnerability, but how quickly the organization can verify whether it is affected.

Watch points

  • Presence of the product or component in the environment
  • External exposure or administrator access
  • Patch, workaround and maintenance window

Recommended action

Check exposure against the inventory, qualify whether the component is present, then decide quickly between patching, workaround or reinforced monitoring.

Relevant for

CISOs, IT leaders, infrastructure teams, operations and application owners.

Source summary

Incorrect default permissions in ASP.NET Core allows an authorized attacker to elevate privileges locally.

Read the source