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LLMHigh

CVE-2026-41274: Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.…

Occurred
Apr 23, 2026
Published
Apr 23, 2026
Source
NVD CVE

Summary

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, the GraphCypherQAChain node forwards user-provided input directly into the Cypher query execution pipeline without proper sanitization. An attacker can inject arbitrary Cypher commands that are executed on the underlying Neo4j database, enabling data exfiltration, modification, or deletion. This vulnerability is fixed in 3.1.0.

Tags

  • CVE
  • CVE-2026-41274
  • cvss:CRITICAL

Classification

Category confidence: 90%
Severity confidence: 85%

Rationale: Vulnerability in LLM flow orchestration tool allows SQL injection via unsanitized input, enabling database compromise.

Classifier: Qwen/Qwen3.5-35B-A3B-FP8

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