EUVD-2026-45330

IBM Langflow OSS 1.0.0 through 1.10.1 contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data...

CVE-2026-13446

Langflow OSS 1.0.0–1.10.1 is affected by CVE-2026-13446 due to hard-coded credentials used for inbound authentication, outbound communication, or data encryption. The IBM bulletin and NVD entry specify a critical CVSS v3.1 score of 9.8 (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) affecting Langflow OSS ...

EUVD-2026-45308

IBM Langflow OSS 1.0.0 through 1.10.1 Lanflow OSS contains an unauthenticated remote code execution vulnerability in the public flow build endpoint /api/v1/buildpublictmp/flowid/flow . The vulnerability stems from an incomplete denylist in the validatepublicflownocodeexecution function that fails...

CVE-2026-14499

CVE-2026-14499 affects Langflow OSS 1.0.0–1.10.1. An authenticated user could execute arbitrary commands with elevated privileges due to improper validation of user-supplied input in the Python Interpreter component, resulting in OS command injection (CWE-78). IBM’s bulletin assigns CVSS v3.1 bas...

CVE-2026-7754 SSRF Protection Configuration Vulnerability

IBM Langflow OSS 1.0.0 through 1.10.0 Langflow 1.9.0 could allow server-side request forgery SSRF due to insecure default configuration and incomplete enforcement of the SSRF protection mechanism...

EUVD-2026-45285

IBM Langflow OSS 1.0.0 through 1.10.0 Langflow could allow remote code execution due to incomplete validation enforcement on MCP server configuration files...

CVE-2026-7755 MCP Server Configuration Validator Bypass via File Upload API

IBM Langflow OSS 1.0.0 through 1.10.0 Langflow could allow remote code execution due to incomplete validation enforcement on MCP server configuration files...

CVE-2026-9135

IBM Langflow OSS 1.0.0 through 1.10.0 Langflow versions up to 1.9.2 commit 94981c443d4918517b9e8163d70fc598dc33a32d contain a code injection vulnerability in the Policies component's ToolGuard integration that bypasses the allowcustomcomponents=false security control. The vulnerability exists...

EUVD-2026-45282

IBM Langflow OSS 1.0.0 through 1.10.0 allows an authenticated attacker to read arbitrary files including the JWT signing key and forge authentication tokens for any user...

CVE-2026-9103 Unauthenticated Superuser Token Issuance via Auto-Login Endpoint

IBM Langflow OSS 1.0.0 through 1.10.0 could allow a remote attacker to gain unauthorized access due to improper authentication in the /api/v1/login/autologin endpoint. The endpoint issues long-lived superuser bearer tokens without requiring authentication when the AUTOLOGIN configuration is enabl...

CVE-2026-9103

CVE-2026-9103 affects Langflow OSS 1.0.0–1.10.0. The root cause is improper authentication in the /api/v1/login/auto_login endpoint, which issues long‑lived superuser tokens when AUTO_LOGIN is enabled (default). Combined with permissive CORS, this can expose tokens to unintended origins and enabl...

CVE-2026-9198 Unauthenticated Remote Code Execution via Auto-Login Bypass and Code Validation

IBM Langflow OSS 1.0.0 through 1.10.0 allows unauthenticated attackers to chain /api/v1/autologin mints SUPERUSER tokens to any network caller with /api/v1/validate/code executes user code via exec to achieve full RCE on default Langflow deployments...

EUVD-2026-45236

IBM Langflow OSS 1.0.0 through 1.10.0 allows unauthenticated attackers to chain /api/v1/autologin mints SUPERUSER tokens to any network caller with /api/v1/validate/code executes user code via exec to achieve full RCE on default Langflow deployments...

CVE-2026-9198

IBM Langflow OSS versions 1.0.0–1.10.0 are affected by CVE-2026-9198: unauthenticated attackers chain /api/v1/auto_login (issues superuser tokens) with /api/v1/validate/code (exec() of user code) to achieve full RCE on default deployments. The root cause is the combination of an open auto-login e...

CVE-2026-9202 Unauthenticated User Registration Could Lead to Remote Code Execution

IBM Langflow OSS 1.0.0 through 1.10.0 allows unauthenticated attackers to create unlimited user accounts on any Langflow instance; when NEWUSERISACTIVE=true documented deployment option, newly created accounts are immediately active and can authenticate to reach RCE endpoints, bypassing the need...

CVE-2026-7874

IBM Langflow OSS 1.0.0 through 1.10.0 Langflow could allow disclosure of all stored credentials due to the use of a weak and reversible key derivation mechanism for encryption at rest...

CVE-2026-7803

IBM Langflow OSS 1.0.0 through 1.10.0 could allow arbitrary code execution due to improper validation of flow nodes with missing or empty component type fields...

CVE-2026-7873

IBM Langflow OSS 1.0.0 through 1.10.0 allows authenticated attackers to execute arbitrary OS commands and read sensitive files including credentials, enabling complete system compromise and lateral movement...

CVE-2026-7663

IBM Langflow OSS 1.0.0 through 1.9.6 could allow unauthenticated attackers to access protected MCP project resources and execute MCP operations due to improper authorization enforcement in the Streamable MCP transport endpoint...

CVE-2026-7803

IBM Langflow OSS 1.0.0 through 1.10.0 could allow arbitrary code execution due to improper validation of flow nodes with missing or empty component type fields...