Remote Code Execution Vulnerability in Microsoft Entra ID

CVE-2026-69836

What is CVE-2026-69836?

CVE-2026-69836 is a critical remote code execution vulnerability found in Microsoft Entra ID, a cloud-based identity management platform intended to facilitate access control and authentication across various applications and services. This vulnerability arises from the deserialization of untrusted data, which means that an attacker could send specially crafted data to the system, allowing them to execute arbitrary code over a network without requiring any legitimate access. The potential for exploitation is particularly concerning for organizations utilizing Microsoft Entra ID, as it could lead to unauthorized access to sensitive information, disruption of services, and the compromise of infrastructure.

Potential impact of CVE-2026-69836

1. Unauthorized Access and Control: The remote code execution capability allows attackers to gain unauthorized control over affected systems, potentially leading to full administrative privileges and the ability to alter configurations or access sensitive data.

2. Data Breaches: Exploitation of this vulnerability could result in significant data breaches, exposing customer information, proprietary data, and other sensitive resources that could have severe implications for an organization’s reputation and compliance with regulations.

3. Service Disruption: Successfully exploiting the vulnerability may also lead to service disruptions, crippling an organization’s ability to operate effectively and potentially causing a halt in business processes, which can result in financial loss.

News Articles

BleepingComputer

CVE-2026-69836

Microsoft warns of max severity Entra ID flaw exploited in attacks

Microsoft has patched a maximum-severity vulnerability in the Entra ID identity and access management (IAM) platform that has been exploited in attacks.

8 hours ago

The Hacker News

CVE-2026-69836

Microsoft Entra ID Flaw (CVSS 10.0) Exploited in Wild, Allows Remote Code Execution

Microsoft says CVE-2026-69836, a CVSS 10.0 Entra ID RCE flaw, has been exploited in the wild but is fully mitigated with no user action required.

13 hours ago

Cybersecuritynews

CVE-2026-69836

Microsoft Entra ID Remote Code Execution Vulnerability Exploited in the Wild

Microsoft has confirmed that a critical remote code execution flaw in Entra ID, its cloud-based identity and access management platform, has already been exploited in the wild.

16 hours ago

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