HORKimhab/CVE-2026-39987

PoC

CVE-2026-39987 - Draft

view exploit source poc_in_githubauthor HORKimhabpublished 2026-05-30catalog poc_in_github

exploited CVEs (1)

Known CVEs related to this entry.

ID	severity	EPSS	exploitable	published
CVE-2026-39987US	critical9.8OT critical	99.6% (100th)	KEV	2026-04-09
marimo is a reactive Python notebook. Prior to 0.23.0, Marimo has a Pre-Auth RCE vulnerability. The terminal WebSocket endpoint /terminal/ws lacks authentication validation, allowi…

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