Microsoft Azure Managed Instance For Apache Cassandra
CVE-2026-65770
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.
What this means for your business
- It affects Microsoft Azure Managed Instance For Apache Cassandra. It matters if your company, or a supplier that handles your data, runs it.
- An attacker can use it remotely, over a network, without a login, and without anyone at your company clicking anything.
- FIRST's prediction model gives it a 0.6% chance of attack attempts being seen in the next 30 days, ranking above 45% of all known flaws.
What to do
- 1Check whether your company or your suppliers run Microsoft Azure Managed Instance For Apache Cassandra, and which version. The affected versions are listed further down this page.
- 2If you do, apply the vendor's fix. A patch or vendor advisory has been published.
Fastnexa security experts
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Scoring
- CVSS
- 10.0 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H- Weakness
- CWE-88
- Assigned by
- secure@microsoft.com
Dates
- Published
- 2026-08-20
- Last modified
- 2026-08-25
- Sources
- NVD
Affected products
- Microsoft Azure Managed Instance For Apache Cassandraall versions
As listed in the NVD configuration data. Not a statement about your estate.