---
id: CVE-2025-59285
title: >-
  Deserialization of untrusted data in Azure Monitor Agent allows an authorized
  attacker to elevate privileges locally.
summary: >-
  Deserialization of untrusted data in Azure Monitor Agent allows an authorized
  attacker to elevate privileges locally.
severity: high
cvss: 7
cvssVector: 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-502
vendor: microsoft
product: azure_monitor_agent
affected:
  - azure_monitor_agent < 1.36.3
patched:
  - azure_monitor_agent 1.36.3
published: '2025-10-14'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T12:10:00.217'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-59285'
references:
  - url: 'https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59285'
    label: secure@microsoft.com
tags:
  - nvd
epss: 0.0078
epssPercentile: 0.5452
ingestedAt: '2026-10-08T11:31:27.399Z'
---

## Overview

Deserialization of untrusted data in Azure Monitor Agent allows an authorized attacker to elevate privileges locally.

## Affected

- `azure_monitor_agent < 1.36.3`

## Remediation

Upgrade past the affected range:

- `azure_monitor_agent 1.36.3`