{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","favicon":"https://feed.craftedsignal.io/favicon-32x32.png","feed_url":"https://feed.craftedsignal.io/products/marimo-0.20.4/feed.json","home_page_url":"https://feed.craftedsignal.io/","icon":"https://feed.craftedsignal.io/apple-touch-icon.png","items":[{"_cs_actors":[],"_cs_cpes":[],"_cs_cves":[],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["Marimo (0.20.4)"],"_cs_severities":["high"],"_cs_tags":["webapps","rce","vulnerability"],"_cs_type":"advisory","_cs_vendors":["Marimo"],"content_html":"\u003cp\u003eA Remote Code Execution (RCE) vulnerability has been identified in Marimo version 0.20.4, as documented in the public exploit EDB-52673. This vulnerability allows an unauthenticated or low-privileged attacker to execute arbitrary system commands within the context of the Marimo web application. The disclosure of a functional exploit script significantly lowers the barrier to entry for adversaries to gain initial access or achieve remote execution on exposed instances. Organizations running Marimo version 0.20.4 are at elevated risk of compromise, as the vulnerability affects the core execution environment of the application.\u003c/p\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of this vulnerability allows for complete system compromise of the host running the Marimo web application. Depending on the environment, this could lead to sensitive data exfiltration, lateral movement within the network, or deployment of additional malicious payloads. All organizations utilizing Marimo 0.20.4 in internet-facing or internal-restricted environments are potentially affected.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cp\u003ePrioritized actions for security teams:\u003c/p\u003e\n\u003cul\u003e\n\u003cli\u003eIdentify all instances of Marimo version 0.20.4 within the environment.\u003c/li\u003e\n\u003cli\u003ePatch Marimo immediately to the latest available version provided by the vendor.\u003c/li\u003e\n\u003cli\u003eImplement restrictive network access controls to ensure the Marimo web interface is not exposed to untrusted networks.\u003c/li\u003e\n\u003cli\u003eMonitor webserver logs for anomalous POST requests or unusual patterns associated with the Marimo application endpoints.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-09-02T14:43:07Z","date_published":"2026-09-02T14:43:07Z","id":"https://feed.craftedsignal.io/briefs/2026-09-marimo-rce/","summary":"A Remote Code Execution vulnerability in Marimo version 0.20.4 allows attackers to achieve arbitrary command execution via a publicly available exploit.","title":"Remote Code Execution in Marimo 0.20.4","url":"https://feed.craftedsignal.io/briefs/2026-09-marimo-rce/"}],"language":"en","title":"CraftedSignal Threat Feed - Marimo (0.20.4)","version":"https://jsonfeed.org/version/1.1"}