📄 Langflow Remote Code Execution

The CSV Agent node in Langflow hardcodes allowdangerouscode=True, which automatically exposes the LangChains Python REPL tool pythonreplast. As a result, an attacker can execute arbitrary Python and OS commands on the server via prompt injection, leading to full remote code execution. This module...

Exploit for Code Injection in Langflow

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Anthropic MCP Design Vulnerability Enables RCE, Threatening AI Supply Chain

Cybersecurity researchers have discovered a critical "by design" weakness in the Model Context Protocol's MCP architecture that could pave the way for remote code execution and have a cascading effect on the artificial intelligence AI supply chain. "This flaw enables Arbitrary Command Execution R...

EUVD-2026-23762

A vulnerability was detected in langflow-ai langflow up to 1.8.3. The impacted element is the function getclientip/installmcpconfig of the file src/backend/base/langflow/api/v1/mcpprojects.py of the component Model Context Protocol Configuration API. Performing a manipulation of the argument...

EUVD-2026-23760

A security vulnerability has been detected in langflow-ai langflow up to 1.8.3. The affected element is the function createproject/encryptauthsettings of the file src/backend/base/Langflow/api/v1/projects.py of the component Project Creation Endpoint. Such manipulation of the argument authsetting...

EUVD-2026-23764

A flaw has been found in langflow-ai langflow up to 1.8.3. This affects an unknown function of the file src/frontend/src/modals/IOModal/components/chatView/chatMessage/components/edit-message.tsx of the component Frontend React Component Rendering. Executing a manipulation can lead to cross site...

GHSA-9JPJ-CPH8-W449 Langflow: Cleartext Storage of Authentication Settings in Project Creation Endpoint

A security vulnerability has been detected in langflow-ai langflow up to 1.8.3. The affected element is the function createproject/encryptauthsettings of the file src/backend/base/Langflow/api/v1/projects.py of the component Project Creation Endpoint. Such manipulation of the argument authsetting...

GHSA-V66P-F7X3-4794 Langflow vulnerable to injection

A vulnerability was detected in langflow-ai langflow up to 1.8.3. The impacted element is the function getclientip/installmcpconfig of the file src/backend/base/langflow/api/v1/mcpprojects.py of the component Model Context Protocol Configuration API. Performing a manipulation of the argument...

Langflow vulnerable to injection

A vulnerability was detected in langflow-ai langflow up to 1.8.3. The impacted element is the function getclientip/installmcpconfig of the file src/backend/base/langflow/api/v1/mcpprojects.py of the component Model Context Protocol Configuration API. Performing a manipulation of the argument...

Langflow: Cleartext Storage of Authentication Settings in Project Creation Endpoint

A security vulnerability has been detected in langflow-ai langflow up to 1.8.3. The affected element is the function createproject/encryptauthsettings of the file src/backend/base/Langflow/api/v1/projects.py of the component Project Creation Endpoint. Such manipulation of the argument authsetting...

langflow-nightly (=1.8.0.dev24) potentially affected by CVE-2026-6598 via langflow-base (=0.7.2)

langflow-base PYPI version =0.7.2 is affected by a known vulnerability. The following packages have a transitive dependency on langflow-base and may be impacted: - langflow-nightly =1.8.0.dev24 Source cves: CVE-2026-6598 Source advisory: SNYK:PYTHON-LANGFLOWBASE-16110822...

langflow-nightly (=1.8.0.dev24) potentially affected by CVE-2026-6599 via langflow-base (=0.7.2)

langflow-base PYPI version =0.7.2 is affected by a known vulnerability. The following packages have a transitive dependency on langflow-base and may be impacted: - langflow-nightly =1.8.0.dev24 Source cves: CVE-2026-6599 Source advisory: SNYK:PYTHON-LANGFLOWBASE-16110821...

CVE-2026-6600

A flaw has been found in langflow-ai langflow up to 1.8.3. This affects an unknown function of the file src/frontend/src/modals/IOModal/components/chatView/chatMessage/components/edit-message.tsx of the component Frontend React Component Rendering. Executing a manipulation can lead to cross site...

CVE-2026-6599

A vulnerability was detected in langflow-ai langflow up to 1.8.3. The impacted element is the function getclientip/installmcpconfig of the file src/backend/base/langflow/api/v1/mcpprojects.py of the component Model Context Protocol Configuration API. Performing a manipulation of the argument...

CVE-2026-6598

A security vulnerability has been detected in langflow-ai langflow up to 1.8.3. The affected element is the function createproject/encryptauthsettings of the file src/backend/base/Langflow/api/v1/projects.py of the component Project Creation Endpoint. Such manipulation of the argument authsetting...

Arbitrary File Upload

Overview Affected versions of this package are vulnerable to Arbitrary File Upload via the createuploadfile function. An attacker can upload arbitrary files by sending crafted requests to the affected API endpoint. Remediation Upgrade langflow-base to version 0.8.0 or higher. References - GitHub...

langflow-nightly (=1.8.0.dev24) potentially affected by CVE-2026-6596 via langflow-base (=0.7.2)

langflow-base PYPI version =0.7.2 is affected by a known vulnerability. The following packages have a transitive dependency on langflow-base and may be impacted: - langflow-nightly =1.8.0.dev24 Source cves: CVE-2026-6596 Source advisory: SNYK:PYTHON-LANGFLOWBASE-16110820...

EUVD-2026-23745

A security flaw has been discovered in langflow-ai langflow up to 1.1.0. This issue affects the function createuploadfile of the file src/backend/base/Langflow/api/v1/endpoints.py of the component API Endpoint. The manipulation results in unrestricted upload. It is possible to launch the attack...

GHSA-VVFC-FP59-M92G Langflow: DoS Through Lack of File Size Restriction via Deprecated Unauthenticated File Upload API

A security flaw has been discovered in langflow-ai langflow up to 1.1.0. This issue affects the function createuploadfile of the file src/backend/base/Langflow/api/v1/endpoints.py of the component API Endpoint. The manipulation results in unrestricted upload. It is possible to launch the attack...

langflow-nightly (=1.8.0.dev24) potentially affected by CVE-2026-6596 via langflow-base (=0.7.2)

langflow-base PYPI version =0.7.2 is affected by a known vulnerability. The following packages have a transitive dependency on langflow-base and may be impacted: - langflow-nightly =1.8.0.dev24 Source cves: CVE-2026-6596 Source advisory: OSV:GHSA-VVFC-FP59-M92G...