CVE-2026-18899 Langflow is affected by multiple authentication bypass, path traversal, authorization, and server-side request forgery vulnerabilities

IBM Langflow OSS 1.0.0 through 1.11.1 could allow a remote attacker to read arbitrary files due to path traversal...

CVE-2026-18899

IBM Langflow OSS 1.0.0 through 1.11.1 could allow a remote attacker to read arbitrary files due to path traversal...

CVE-2026-18891 Langflow is affected by multiple authentication bypass, path traversal, authorization, and server-side request forgery vulnerabilities

IBM Langflow OSS 1.0.0 through 1.11.1 could allow a remote attacker to execute arbitrary flows and access sensitive information due to improper authentication...

CVE-2026-18891 Langflow is affected by multiple authentication bypass, path traversal, authorization, and server-side request forgery vulnerabilities

IBM Langflow OSS 1.0.0 through 1.11.1 could allow a remote attacker to execute arbitrary flows and access sensitive information due to improper authentication...

CVE-2026-18891

IBM Langflow OSS versions 1.0.0 through 1.11.1 is affected by an improper authentication flaw (CWE-287) in the MCP project authentication function. When MCP Composer is enabled, the function omits the default auth_type=none value from the set of modes requiring an API key, causing unauthenticated...

CVE-2026-18891

IBM Langflow OSS 1.0.0 through 1.11.1 could allow a remote attacker to execute arbitrary flows and access sensitive information due to improper authentication...

CVE-2026-18729 Langflow is affected by multiple remote code execution vulnerabilities due to insufficient code-execution policy enforcement

IBM Langflow OSS 1.0.0 through 1.11.1 could allow a remote authenticated attacker to execute arbitrary code due to improper control of generation of code...

CVE-2026-18729

IBM Langflow OSS versions 1.0.0 through 1.11.1 are affected by a code injection flaw (CWE-94). The PythonFunction component lacks the runtime code-execution gate applied to other components, allowing a remote authenticated attacker to bypass the allow_custom_components=false hardening policy via ...

CVE-2026-18729 Langflow is affected by multiple remote code execution vulnerabilities due to insufficient code-execution policy enforcement

IBM Langflow OSS 1.0.0 through 1.11.1 could allow a remote authenticated attacker to execute arbitrary code due to improper control of generation of code...

CVE-2026-18729

IBM Langflow OSS 1.0.0 through 1.11.1 could allow a remote authenticated attacker to execute arbitrary code due to improper control of generation of code...

CVE-2026-18545 Langflow is affected by multiple authentication bypass, path traversal, authorization, and server-side request forgery vulnerabilities

IBM Langflow OSS 1.0.0 through 1.11.1 is vulnerable to server-side request forgery SSRF. This may allow an authenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks...

CVE-2026-18545 Langflow is affected by multiple authentication bypass, path traversal, authorization, and server-side request forgery vulnerabilities

IBM Langflow OSS 1.0.0 through 1.11.1 is vulnerable to server-side request forgery SSRF. This may allow an authenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks...

CVE-2026-18545

IBM Langflow OSS versions 1.0.0 through 1.11.1 contain a server-side request forgery (SSRF) vulnerability (CWE-918) in the unified model instantiation path. Provider SDK clients such as ChatOllama and ChatOpenAI are constructed using tenant-controlled base URLs without invoking the connector SSRF...

CVE-2026-18545

IBM Langflow OSS 1.0.0 through 1.11.1 is vulnerable to server-side request forgery SSRF. This may allow an authenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks...

Exploit for Eval Injection in Langflow

CVE-2026-33017 - Langflow Unauthenticated RCE Exploit 📋 Ov...

Exploit for Eval Injection in Langflow

Project-CVE-2...

Exploit for Code Injection in Langflow

CVE-2025-3248 — Langflow Unauthenticated Remote Code Execution...

CVE-2026-19295: Improper Neutralization of Directives in Dynamically Evaluated Code

IBM Langflow OSS 1.0.0 through 1.11.1 allows an authenticated attacker to execute arbitrary operating system commands in the server process by saving a flow with a crafted type field value and triggering a build of a wrapper flow that references it. This allowed privilege escalation from...

CVE-2026-18904: Authorization Bypass Through User-Controlled Key

IBM Langflow OSS 1.0.0 through 1.11.1 could allow a remote attacker to obtain sensitive information and inject unauthorized messages due to a namespace collision between user identifiers...

CVE-2026-19286: Improper Control of Generation of Code

IBM Langflow OSS 1.0.0 through 1.11.1 could allow a remote attacker to execute arbitrary code due to improper enforcement of security restrictions on the A2A public endpoint...