What is CVE-2026-42830?

CVE-2026-42830 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Azure Monitor Agent Metrics Extension Elevation of Privilege Vulnerability

Which CVE IDs does CVE-2026-42830 cover?

CVE-2026-42830 covers the following CVE IDs: CVE-2026-42830. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-42830?

CVE-2026-42830 has a CVSS v3 base score of 6.5, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-42830?

CVE-2026-42830 affects 1 product, including: Azure Monitor Agent Metrics Extension.

CVE-2026-42830HighCVSS 6.5

Azure Monitor Agent Metrics Extension Elevation of Privilege Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

May 22, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-42830 →

📋 Description

Untrusted search path in Azure Monitor Agent allows an authorized attacker to elevate privileges locally.

🎯 Affected products1

Azure Monitor Agent Metrics Extension

✅ Remediation

KBRelease Notes (Security Update) — fixed build 1.42.0

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42830
patchhttps://learn.microsoft.com/en-us/azure/azure-monitor/agents/azure-monitor-agent-extension-versions