langflow vulnerabilities

Browse known CVEs and advisories by package and ecosystem. Severity tells you the worst case. What determines real risk is whether the vulnerable code actually runs in your applications.

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CVE-IDSeverityPackage summary
CVE-2026-105697Criticallangflow: Langflow: OS command injection (RCE) via arbitrary command in MCP stdio server configurationCVE-2026-105698Mediumlangflow: Langflow : Cross-user flow access and vertex execution via deprecated /api/v1/build/{flow_id}/vertices endpointsCVE-2026-105699Highlangflow: Langflow has Authenticated Cross-Project File Disclosure via Unscoped MCP Resource HandlersCVE-2026-105741Highlangflow: Langflow: IP Spoofing Bypass via `X-Forwarded-For` Allowing Remote Configuration WriteGHSA-J8F7-X8JM-WMM4Mediumlangflow: Langflow: SSRF in URL-taking components (protection disabled by default / warn-only, not applied to RSS, SearXNG, Web Search, Home…CVE-2026-10561Criticallangflow: Langflow: PythonREPLComponent executes unsandboxed Python code, enabling authenticated RCE and privilege escalationCVE-2026-9205Criticallangflow: Langflow: Weak Fernet Key via random.seed()CVE-2026-8505Criticallangflow: Langflow: Unauthenticated Flow Execution via Webhook Authentication BypassCVE-2026-51886Highlangflow: Langflow: Title Authenticated Remote Code Execution in validate_code via Malicious Decorators DescriptionCVE-2026-7700Highlangflow: Langflow: Prompt injection in Langflow Smart Transform can lead to code executionCVE-2026-7873Criticallangflow: Langflow: Code Injection Vulnerability in Code Validation EndpointCVE-2026-55447Criticallangflow: Langflow: BaseFileComponent-based nodes arbitrary file read with RCE exploitCVE-2026-55446Highlangflow: Langflow: Unauthenticated DoS through multipart form boundary file uploadCVE-2026-55423Mediumlangflow: Langflow: Logout button does not clear sessionCVE-2026-55255Highlangflow: Langflow: IDOR Vulnerability in `/api/v1/responses` Endpoint Allows Authenticated Attackers to Access Another User's FlowCVE-2026-55450Criticallangflow: Langflow: Unauthenticated file upload leads to DoS (space exhaustion) and information leakCVE-2026-48520Mediumlangflow: Langflow: Unauthenticated Shareable Playground arbitrary local or S3 file readCVE-2026-48519Criticallangflow: Langflow: Unauthenticated RCE in Shareable PlaygroundsCVE-2026-42867Mediumlangflow: Langflow: Path Traversal in Knowledge Bases API via Creation EndpointCVE-2026-33760Highlangflow: Langflow: IDOR/BOLA in Monitor API — Missing Ownership Enforcement on 7 Endpoints CVE-2026-42048Criticallangflow: Langflow Knowledge Bases API is Vulnerable to Path TraversalCVE-2026-6598Lowlangflow: Langflow: Cleartext Storage of Authentication Settings in Project Creation EndpointCVE-2026-6599Lowlangflow: Langflow vulnerable to injectionCVE-2026-6597Lowlangflow: Langflow has an Information Leak through Incomplete API Key RedactionCVE-2026-34046Highlangflow: Langflow: Authenticated Users Can Read, Modify, and Delete Any Flow via Missing Ownership Check

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