CVE-2026-39987 — Marimo Remote Code Execution Vulnerability
2026-04-23 • CISA Known Exploited Vulnerability
[event] Marimo contains an pre-authorization remote code execution vulnerability, allowing an unauthenticated attacked to shell access and execute arbitrary system commands.
> AFFECTED SOFTWARE
| Field | Value |
|---|---|
| Vendor | Marimo |
| Product | Marimo |
| CWE | CWE-306 |
| CVE ID | CVE-2026-39987 |
| Date Added | 2026-04-23 |
| Due Date | 2026-05-07 |
| Ransomware Campaign | Unknown |
> MITIGATION
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Due Date: 2026-05-07