Affects Microsoft Azure Arc, a widely used enterprise cloud management service; critical privilege escalation (CVSS 10.0) with potential broad organizational impact.
CVE-2026-69555
Incorrect authorization in Azure Arc permits network-based privilege escalation.
Is CVE-2026-69555 being exploited?
Not confirmed. CVE-2026-69555 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.44% probability of exploitation in the next 30 days.
How severe is CVE-2026-69555?
CVE-2026-69555 is rated Critical with a CVSS score of 10.0. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-69555?
Yes. A fix has been recorded for CVE-2026-69555. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-69555 affect?
CVE-2026-69555 affects Microsoft Azure Arc. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-69555?
Apply vendor patch/workaround immediately; restrict Azure Arc network access and audit permissions.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote privilege escalation: attacker can elevate privileges over the network to control Azure Arc-managed resources and cloud workloads.
Immediate action required