{"uuid": "74d6d473-5ca9-4a85-b778-4a5c46038219", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-39987", "type": "seen", "source": "https://thehackernews.com/2026/05/attackers-use-llm-agent-for-post.html", "content": "An unknown threat actor has been observed using a large language model (LLM) agent to conduct post-compromise actions after obtaining initial access following the exploitation of a publicly-accessible Marimo network using a recently disclosed vulnerability.\n\n\"The attacker compromised an internet-reachable Marimo notebook via CVE-2026-39987, extracted two cloud credentials from the compromised", "creation_timestamp": "2026-05-29T12:39:56.000000Z"}