CVE-2026-39987
Marimo Remote Code Execution Vulnerability
CVSS
—
No CVSS
EPSS
95.6%
p100
KEV
YES
Apr 23, 2026
Exploit Today
80
0-100
Published: — · Last modified: —
Product
Marimo / Marimo
Vulnerability
Marimo Remote Code Execution Vulnerability
Added to KEV
Apr 23, 2026
Remediate by
May 7, 2026
Known ransomware use
No
Summary description
Marimo contains an pre-authorization remote code execution vulnerability, allowing an unauthenticated attacked to shell access and execute arbitrary system commands.
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notes
https://github.com/marimo-team/marimo/security/advisories/GHSA-2679-6mx9-h9xc ; https://nvd.nist.gov/vuln/detail/CVE-2026-39987
No related CVEs by CWE or product.