{"data":{"id":"08deb3c2-f6f9-4986-8718-70b5d2c24e84","title":"CVE-2026-30617: LangChain-ChatChat 0.3.1 contains a remote code execution vulnerability in its MCP STDIO server configuration and execut","summary":"LangChain-ChatChat version 0.3.1 has a remote code execution vulnerability (RCE, where an attacker can run commands on a system they don't own) in how it handles MCP STDIO servers (a communication protocol for server connections). An attacker can access the exposed management interface, set up a malicious MCP server with commands of their choice, and then trigger those commands to run when the service processes agent requests.","solution":"N/A -- no mitigation discussed in source.","labels":["security"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-30617","publishedAt":"2026-04-15T16:16:36.453Z","cveId":"CVE-2026-30617","cweIds":null,"cvssScore":null,"cvssSeverity":null,"severity":"critical","attackType":["supply_chain"],"issueType":"vulnerability","affectedPackages":null,"affectedVendors":["LangChain"],"affectedVendorsRaw":["LangChain-ChatChat"],"classifierModel":"claude-haiku-4-5-20251001","classifierPromptVersion":"v3","cvssVector":null,"attackVector":null,"attackComplexity":null,"privilegesRequired":null,"userInteraction":null,"exploitMaturity":"unknown","epssScore":0,"patchAvailable":null,"disclosureDate":"2026-04-15T16:16:36.453Z","capecIds":null,"crossRefCount":0,"attackSophistication":"moderate","impactType":["integrity","confidentiality","availability"],"aiComponentTargeted":"agent","llmSpecific":false,"classifierConfidence":0.95,"researchCategory":null,"atlasIds":["AML.T0010"]}}