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BleepingComputer
Microsoft warns of max severity Entra ID flaw exploited in attacks
Microsoft has announced the patching of a maximum-severity vulnerability in its Entra ID identity and access management platform, previously known as Azure Active Directory. This flaw, tracked as CVE-2026-69836, enabled attackers to execute code without privileges during low-complexity attacks. The company assures users that they do not need to take any action as the vulnerability has been fully mitigated. Microsoft also addressed multiple maximum severity flaws impacting its Azure Arc and Exchange Online platforms, indicating ongoing security efforts to safeguard its services.
MonitorConfidence: HighImmediate horizonCybersecurity risk: High
Published 21 Aug 2026, 12:50 UTC2 min read
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Summary
TL;DR
- Microsoft patched a critical vulnerability in Entra ID.
- The flaw allowed unauthorized code execution.
- No action required from users as the issue is resolved.
- Multiple other maximum severity flaws were also patched.
- CVE-2026-69836 was discovered by a Microsoft principal security engineer.
Interesting facts
- Exploit code for the vulnerability is not publicly available yet.
- Entra ID is a core part of Microsoft's cloud security infrastructure.
- Previous vulnerabilities in Entra ID have had severe implications for user security.