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Critical Microsoft Entra ID vulnerability exploited in the wild (CVE-2026-69836)

Feeds2.Feedburner •Sinisa Markovic • August 21, 2026

Microsoft has patched a critical remote code execution vulnerability (CVE-2026-69836) in Entra ID, reportedly exploited in the wild. Entra ID is Microsoft’s cloud identity service, formerly Azure Active Directory, that verifies logins and controls access to Microsoft 365, Azure, and connected third-party apps. Tracked as CVE-2026-69836, with the maximum CVSS score of 10.0, the vulnerability was discovered by Microsoft Principal Security Engineer Robert Fitzpatrick and could allow an unauthenticated attacker to remotely execute code in … More →

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Critical CVE-2026-69836 in Microsoft Entra ID Exploited in the Wild Microsoft disclosed a critical remote code execution vulnerability in Entra ID, tracked as CVE-2026-69836, which has been actively exploited in the wild. This flaw, stemming from unsafe deserialization of untrusted data, allows unauthenticated attackers to execute code remotely. The vulnerability was published on August 20, 2026, and is rated CVSS 10.0, indicating maximum severity. Microsoft has fully mitigated the vulnerability on its servers, requiring no action from users. However, the lack of details regarding the exploitation timeline and affected tenants raises concerns among security professionals. Other critical vulnerabilities were also disclosed, including CVE-2026-65801 in Exchange Online, which allows unauthorized privilege escalation. Organizations relying on Entra ID for authentication should review access logs for any anomalies during the exploitation window. No public proof-of-concept or active exploitation was confirmed for other vulnerabilities at the time of disclosure. 45 sources 70

Extracted Entities

Critical Microsoft Entra ID vulnerability exploited in the wild (CVE-2026-69836)

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Extracted Entities

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Platforms (3)