CVE-2025-53781: Azure Virtual Machines Information Disclosure Vulnerability

Overview

Severity
High (CVSS 7.7)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C
Category
Information Disclosure
Exploit Status
Not Exploited
Exploitation Likelihood
Less Likely
Patch Tuesday
2025-Aug
Released
2025-08-12
EPSS Score
0.24% (percentile: 47.1%)

Description

Exposure of sensitive information to an unauthorized actor in Azure Virtual Machines allows an authorized attacker to disclose information over a network.

FAQ

Why are there no links to an update or instructions with steps that must be taken to protect from this vulnerability? This vulnerability has already been fully mitigated by Microsoft. There is no action for users of this service to take. The purpose of this CVE is to provide further transparency. Please see Toward greater transparency: Unveiling Cloud Service CVEs for more information.

Affected Products (11)

Azure

  • DCasv5-series Azure VM
  • DCadsv5-series Azure VM
  • ECasv5-series Azure VM
  • ECadsv5-series Azure VM
  • DCesv5-series - Azure VM
  • DCedsv5-series Azure VM
  • ECesv5-series Azure VM
  • ECedsv5-series Azure VM
  • NCCadsH100v5-series Azure VM
  • Ecesv6-series Azure VM
  • DCesv6-series Azure VM

Acknowledgments

Microsoft Offensive Research & Security Engineering

Revision History

  • 2025-08-12: Information published.