{"data":{"id":"1ea39ccd-550a-4800-b435-7cb727f1f74a","title":"CVE-2026-33873: Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.9.0, the Agentic…","summary":"Langflow versions prior to 1.9.0 contain CVE-2026-33873 in the Agentic Assistant feature. Its validation phase executes LLM-generated Python code, reaching dynamic execution sinks and instantiating the generated class server-side. Where an attacker can access the feature and influence model output, this allows arbitrary server-side Python execution.","solution":"Version 1.9.0 fixes the issue.","labels":["security"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-33873","publishedAt":"2026-03-27T21:17:23.953Z","cveId":"CVE-2026-33873","cweIds":["CWE-94"],"cvssScore":null,"cvssSeverity":null,"severity":"critical","attackType":["other"],"issueType":"vulnerability","affectedPackages":["langflow@<= 1.8.1 (fixed: 1.9.0)"],"affectedPackageNames":["langflow"],"affectedPackageRefs":["pypi:langflow"],"affectedVendors":[],"affectedVendorsRaw":["Langflow","Agentic Assistant"],"classifierModel":"claude-haiku-5-5","classifierPromptVersion":"v4","summaryPromptVersion":"v2","headline":"Langflow arbitrary Python execution through Agentic Assistant validation","headlinePromptVersion":"h1","cvssVector":null,"attackVector":null,"attackComplexity":null,"privilegesRequired":null,"userInteraction":null,"exploitMaturity":"unknown","epssScore":0.01452,"epssCheckedAt":"2026-11-11T00:13:30.166Z","kevDateAdded":null,"advisoryAliases":["GHSA-v8hw-mh8c-jxfc"],"affectedPackagesSource":"ghsa","affectedPackagesCheckedAt":"2026-10-10T03:50:07.659Z","patchAvailable":true,"disclosureDate":"2026-03-27T21:17:23.953Z","fixReleasedAt":"2026-04-14T22:39:34.554Z","daysToFix":18,"fixCheckedAt":"2026-10-29T21:39:20.801Z","capecIds":["CAPEC-242"],"crossRefCount":0,"attackSophistication":"moderate","impactType":["confidentiality","integrity","availability"],"aiComponentTargeted":"agent","llmSpecific":true,"classifierConfidence":0.95,"researchCategory":null,"atlasIds":null,"fixes":[{"ecosystem":"pypi","name":"langflow","fixedVersion":"1.9.0","matchedVersion":"1.9.0","fixReleasedAt":"2026-04-14T22:39:34.554Z","daysToFix":18,"match":"ecosystem","source":"tracked","status":"found","checkedAt":"2026-10-29T21:39:20.654Z"}]}}