CVE detail
CVE-2026-39987: Marimo Remote Code Execution Vulnerability
Source: CISA Known Exploited Vulnerabilities catalog · back to feed
Vendor / product
Marimo · Marimo
- Date added (KEV)
- Apr 23, 2026
- CISA due date
- May 07, 2026
- Ransomware campaign use
- Unknown
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.
Scorifya interpretation
AI-generatedA short, structured read of the record above, generated when this page first loads, then cached for a week.
Plain English
Technical detail
From CISA
Marimo contains an pre-authorization remote code execution vulnerability, allowing an unauthenticated attacked to shell access and execute arbitrary system commands.
https://github.com/marimo-team/marimo/security/advisories/GHSA-2679-6mx9-h9xc ; https://nvd.nist.gov/vuln/detail/CVE-2026-39987
See what attackers can see on your domain
This vulnerability is on CISA's Known Exploited Vulnerabilities list, so it is being exploited in the wild right now. Scorifya can't test for Marimo directly, but in about 30 seconds it shows what your own domain exposes publicly across TLS, security headers, DNS, and cookies: the surface attackers probe first.
SOC 2 compliance
Tracking remediation across your cloud infrastructure?
Scorifya Controls automates 33 SOC 2 checks across AWS, GitHub, GCP, and Azure, and gives you a manual evidence trail for the controls no tool can automate. Self-hosted, three tiers from $99/mo.
See Scorifya Controls →References
- https://github.com/marimo-team/marimo/security/advisories/GHSA-2679-6mx9-h9xcExploitMitigationVendor Advisory
- https://github.com/marimo-team/marimo/commit/c24d4806398f30be6b12acd6c60d1d7c68cfd12aPatch
- https://github.com/marimo-team/marimo/pull/9098Issue TrackingPatch
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-39987US Government Resource
- https://www.sysdig.com/blog/marimo-oss-python-notebook-rce-from-disclosure-to-exploitation-in-under-10-hours