RCE in Azure Managed Instance for Apache Cassandra (CVSS 10.0). Azure is widely used; this allows remote arbitrary command execution in a cloud service, posing broad enterprise disruption risk.
CVE-2026-65770
Remote code execution via argument injection in Azure Managed Cassandra service.
Is CVE-2026-65770 being exploited?
Not confirmed. CVE-2026-65770 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 0.56% probability of exploitation in the next 30 days.
How severe is CVE-2026-65770?
CVE-2026-65770 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-2026-65770?
Yes. A fix has been recorded for CVE-2026-65770. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-65770 affect?
CVE-2026-65770 affects Azure Managed Instance for Apache Cassandra, Azure-managed Cassandra services. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-65770?
Immediately restrict network access, enable logging/IDS, monitor for IOCs, and apply vendor patch when released.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Network-accessible remote code execution via argument injection; attacker can execute arbitrary commands, access/modify data, and compromise service tenancy.
Immediate action required