{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","feed_url":"https://feed.craftedsignal.io/products/redshift-jdbc-driver/feed.json","home_page_url":"https://feed.craftedsignal.io/","items":[{"_cs_actors":[],"_cs_cpes":[],"_cs_cves":[{"cvss":8.1,"id":"CVE-2026-8178"}],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["Redshift JDBC Driver"],"_cs_severities":["critical"],"_cs_tags":["rce","jdbc","redshift","cve-2026-8178"],"_cs_type":"advisory","_cs_vendors":["Amazon"],"content_html":"\u003cp\u003eThe Amazon Redshift JDBC Driver, a Type 4 driver facilitating database connectivity, is susceptible to a critical remote code execution (RCE) vulnerability. Specifically, versions prior to 2.2.2 are affected by an unsafe class loading issue. This flaw arises during the processing of certain connection URL parameters, where the driver may load arbitrary classes. A malicious actor capable of influencing the JDBC connection URL can exploit this vulnerability to execute arbitrary code within the context of the application\u0026rsquo;s JVM process. This vulnerability was reported and patched in May 2026. Successful exploitation grants the attacker the ability to read sensitive data, modify the application\u0026rsquo;s state, or disrupt the service, all with the privileges of the compromised application process. This issue is tracked as CVE-2026-8178.\u003c/p\u003e\n\u003ch2 id=\"attack-chain\"\u003eAttack Chain\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003eAn attacker identifies an application utilizing the vulnerable Amazon Redshift JDBC Driver (versions prior to 2.2.2).\u003c/li\u003e\n\u003cli\u003eThe attacker gains the ability to influence the JDBC connection URL used by the application. This might be achieved through methods such as exploiting a separate vulnerability in the application or through social engineering.\u003c/li\u003e\n\u003cli\u003eThe attacker crafts a malicious JDBC connection URL containing specific parameters designed to trigger the unsafe class loading. This crafted URL points to a malicious class available on the application\u0026rsquo;s classpath.\u003c/li\u003e\n\u003cli\u003eThe application attempts to establish a database connection using the attacker-controlled JDBC URL.\u003c/li\u003e\n\u003cli\u003eThe vulnerable driver processes the malicious URL, leading to the loading and instantiation of the attacker-specified class.\u003c/li\u003e\n\u003cli\u003eThe attacker-supplied class executes arbitrary code within the application\u0026rsquo;s JVM process.\u003c/li\u003e\n\u003cli\u003eThe attacker gains control of the application, allowing them to perform actions such as reading sensitive data, modifying application state, or disrupting service availability.\u003c/li\u003e\n\u003cli\u003eThe attacker maintains persistence and expands their access within the compromised environment.\u003c/li\u003e\n\u003c/ol\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of CVE-2026-8178 can result in a complete compromise of the application using the vulnerable Amazon Redshift JDBC driver. An attacker could gain unauthorized access to sensitive data, including database credentials and application secrets. They could also modify application logic, inject malicious code, or cause a denial-of-service condition, severely impacting business operations and potentially leading to significant financial losses. The severity is rated critical due to the potential for unauthenticated remote code execution.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eImmediately upgrade the Amazon Redshift JDBC Driver to version 2.2.2 or later to remediate CVE-2026-8178.\u003c/li\u003e\n\u003cli\u003eDeploy the Sigma rule \u0026ldquo;Detect JDBC Connection String with Suspicious Parameters\u0026rdquo; to identify attempts to exploit this vulnerability (see rules section).\u003c/li\u003e\n\u003cli\u003eReview and restrict access to JDBC connection string parameters to prevent unauthorized modification by untrusted sources.\u003c/li\u003e\n\u003cli\u003eMonitor application logs for unusual class loading activities that may indicate exploitation attempts.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-05-14T13:12:31Z","date_published":"2026-05-14T13:12:31Z","id":"https://feed.craftedsignal.io/briefs/2026-05-redshift-rce/","summary":"A remote code execution vulnerability exists in Amazon Redshift JDBC Driver versions prior to 2.2.2 due to unsafe class loading via connection URL parameters, potentially leading to arbitrary code execution within the application's JVM process.","title":"Amazon Redshift JDBC Driver RCE via Unsafe Class Loading (CVE-2026-8178)","url":"https://feed.craftedsignal.io/briefs/2026-05-redshift-rce/"}],"language":"en","title":"CraftedSignal Threat Feed — Redshift JDBC Driver","version":"https://jsonfeed.org/version/1.1"}