CVE-2026-33844: Improper access control in Azure Managed Instance for Apache Cassandra allows an authorized attacker to execut

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CRITICAL 9.0WATCHLISTMITIGATE

CVE-2026-33844 is a critical-severity flaw (CVSS 9.0) affecting azure managed instance for apache cassandra. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Improper access control in Azure Managed Instance for Apache Cassandra allows an authorized attacker to execute code over a network.

Why this priority

Critical severity
On your watchlist

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.0 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	1.0% (top 38%)
CISA exploited list	No
Weakness	CWE-20
Published	2026-05-07
Last modified	2026-10-26

Publisher (CNA): Microsoft Corporation · Vendor: microsoft

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-05-07 22:16 UTCPublished CVE record published
2026-10-26 20:10 UTCUpdated Record last modified

microsoft azure managed instance for apache cassandra MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy azure-managed-instance-for-apache-cassandra || rpm -q azure-managed-instance-for-apache-cassandra || azure-managed-instance-for-apache-cassandra --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-33844?

azure managed instance for apache cassandra: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-33844 being exploited?

CVE-2026-33844 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-33844 affect?

CVE-2026-33844 affects azure managed instance for apache cassandra. Severity is critical (CVSS 9.0). Improper access control in Azure Managed Instance for Apache Cassandra allows an authorized attacker to execute code over a network.

How urgent is CVE-2026-33844?

Priority 52/100. Critical severity; On your watchlist

Software pages

Azure vulnerabilities · Apache Cassandra vulnerabilities

Related CVEs

CVE-2026-33109 CRITICAL 9.9 MITIGATE Improper access control in Azure Managed Instance for Apache Cassandra allows an authorized attacker to execut
CVE-2026-65770 CRITICAL 10.0 MITIGATE Improper neutralization of argument delimiters in a command ('argument injection') in Azure Managed Instance f

References

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