{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","feed_url":"https://feed.craftedsignal.io/tags/cassandra/","home_page_url":"https://feed.craftedsignal.io/","items":[{"_cs_actors":[],"_cs_cpes":[],"_cs_cves":[],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["Azure Managed Instance for Apache Cassandra"],"_cs_severities":["critical"],"_cs_tags":["cve","rce","azure","cassandra"],"_cs_type":"advisory","_cs_vendors":["Microsoft"],"content_html":"\u003cp\u003eCVE-2026-33109 is a critical remote code execution vulnerability affecting Microsoft\u0026rsquo;s Azure Managed Instance for Apache Cassandra. The vulnerability exists due to improper access control, which allows an authorized attacker with network access to execute arbitrary code within the Cassandra instance. Successful exploitation of this vulnerability could lead to complete compromise of the Cassandra instance, potentially allowing the attacker to access sensitive data, disrupt service availability, or pivot to other resources within the Azure environment. Given the nature of managed Cassandra instances often storing critical application data, this vulnerability poses a significant risk to organizations utilizing this service.\u003c/p\u003e\n\u003ch2 id=\"attack-chain\"\u003eAttack Chain\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003eAttacker gains authorized network access to the Azure Managed Instance for Apache Cassandra.\u003c/li\u003e\n\u003cli\u003eAttacker identifies the endpoint or function lacking proper access controls.\u003c/li\u003e\n\u003cli\u003eAttacker crafts a malicious request to the vulnerable endpoint.\u003c/li\u003e\n\u003cli\u003eThe request bypasses the intended access control mechanisms due to the vulnerability.\u003c/li\u003e\n\u003cli\u003eThe compromised endpoint executes arbitrary code provided within the malicious request.\u003c/li\u003e\n\u003cli\u003eAttacker uses the executed code to establish a reverse shell or gain further access to the Cassandra instance.\u003c/li\u003e\n\u003cli\u003eAttacker leverages elevated privileges to access sensitive data or modify system configurations.\u003c/li\u003e\n\u003cli\u003eAttacker achieves full control over the Azure Managed Instance for Apache Cassandra.\u003c/li\u003e\n\u003c/ol\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of CVE-2026-33109 allows an attacker to execute arbitrary code on the affected Azure Managed Instance for Apache Cassandra. This could result in data breaches, service disruption, or the use of the compromised instance as a staging point for further attacks within the Azure environment. Due to the nature of database services, the confidentiality, integrity, and availability of stored data are at risk. There is currently no information about the number of victims.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApply the security update released by Microsoft to patch CVE-2026-33109 on all affected Azure Managed Instance for Apache Cassandra deployments.\u003c/li\u003e\n\u003cli\u003eDeploy the Sigma rule to your SIEM to monitor for potential exploitation attempts targeting CVE-2026-33109.\u003c/li\u003e\n\u003cli\u003eReview access control configurations for Azure Managed Instance for Apache Cassandra to ensure least privilege principles are enforced.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-05-07T14:00:00Z","date_published":"2026-05-07T14:00:00Z","id":"/briefs/2024-05-azure-cassandra-rce/","summary":"CVE-2026-33109 is a remote code execution vulnerability in Microsoft's Azure Managed Instance for Apache Cassandra due to improper access control, allowing an authorized attacker to execute code over a network.","title":"CVE-2026-33109 Azure Managed Instance for Apache Cassandra Remote Code Execution Vulnerability","url":"https://feed.craftedsignal.io/briefs/2024-05-azure-cassandra-rce/"}],"language":"en","title":"CraftedSignal Threat Feed — Cassandra","version":"https://jsonfeed.org/version/1.1"}