What’s Vulnerable › Vulnerabilities

CVE-2026-65770: Azure Managed Instance for Apache Cassandra Remote Code Execution Vulnerability

• Severity: critical (CVSS 10.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-20 · updated 2026-10-30
• Weakness: CWE-88

Description

Improper neutralization of argument delimiters in a command ('argument injection') in Azure Managed Instance for Apache Cassandra allows an unauthorized attacker to execute code over a network.

Affected products

• Microsoft Azure Managed Instance for Apache Cassandra: all versions
• Microsoft Azure Managed Instance for Apache Cassandra: all versions

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65770

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