CVE-2026-12944 Incomplete Security Scanner Blocklist Enables Network-Based Code Execution

IBM Langflow OSS 1.0.0 through 1.10.0 can allow attackers to execute arbitrary Python code with root privileges UID=0 on the Langflow server by submitting components containing socket or urllib imports. This enables: 1 AWS credential theft via IMDSv1 SSRF with full IAM role permissions, 2 arbitra...

CVE-2026-12763

IBM Langflow OSS 1.0.0 through 1.11.5 could allow an authenticated attacker to access another user's MCP server context due to improper cache key isolation in the MCP Tools component...

CVE-2026-12766

IBM Langflow OSS 1.0.0 through 1.11.2 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-2026-12765

IBM Langflow OSS 1.0.0 through 1.10.2 is vulnerable to server-side request forgery SSRF. This may allow an unauthenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks...

CVE-2026-12767

IBM Langflow OSS 1.0.0 through 1.11.5 is vulnerable to server-side request forgery SSRF. This may allow an unauthenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks...

CVE-2026-12763

IBM Langflow OSS (versions 1.0.0 through 1.11.5) is affected by improper cache key isolation in the MCP Tools component . The component caches discovered MCP tools in a shared process-local cache keyed only by the MCP server display name, without incorporating the user, session, flow, or resolved...

CVE-2026-12763 Langflow is vulnerable to authentication bypass and insufficient session expiration

IBM Langflow OSS 1.0.0 through 1.11.5 could allow an authenticated attacker to access another user's MCP server context due to improper cache key isolation in the MCP Tools component...

EUVD-2026-78087

IBM Langflow OSS 1.0.0 through 1.11.5 could allow an authenticated attacker to access another user's MCP server context due to improper cache key isolation in the MCP Tools component...

CVE-2026-12763 Langflow is vulnerable to authentication bypass and insufficient session expiration

IBM Langflow OSS 1.0.0 through 1.11.5 could allow an authenticated attacker to access another user's MCP server context due to improper cache key isolation in the MCP Tools component...

CVE-2026-12765

IBM Langflow OSS versions 1.0.0 through 1.10.2 are vulnerable to server-side request forgery (SSRF) in several flow components, including LM Studio, Home Assistant, DeepSeek, xAI, Glean, HuggingFace Inference API, Ollama, LiteLLM, and Docling Serve. These components accept user-supplied URL value...

CVE-2026-12765 Langflow OSS is affected by server-side request forgery due to missing URL validation in flow components

IBM Langflow OSS 1.0.0 through 1.10.2 is vulnerable to server-side request forgery SSRF. This may allow an unauthenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks...

EUVD-2026-78086

IBM Langflow OSS 1.0.0 through 1.10.2 is vulnerable to server-side request forgery SSRF. This may allow an unauthenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks...

CVE-2026-12765 Langflow OSS is affected by server-side request forgery due to missing URL validation in flow components

IBM Langflow OSS 1.0.0 through 1.10.2 is vulnerable to server-side request forgery SSRF. This may allow an unauthenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks...

EUVD-2026-78084

IBM Langflow OSS 1.0.0 through 1.11.2 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-2026-12766

IBM Langflow OSS (versions 1.0.0–1.11.2) is vulnerable to Server-Side Request Forgery (SSRF) across multiple components. The root cause involves missing or bypassable URL validation: the LMStudio and embeddings components pass a user-controlled base_url to httpx.AsyncClient without invoking the S...

CVE-2026-12766 Langflow is vulnerable to Server-Side Request Forgery due to missing or bypassable URL validation in multiple components

IBM Langflow OSS 1.0.0 through 1.11.2 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-2026-12766 Langflow is vulnerable to Server-Side Request Forgery due to missing or bypassable URL validation in multiple components

IBM Langflow OSS 1.0.0 through 1.11.2 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-2026-12767 Langflow is vulnerable to server-side request forgery due to missing egress validation on server-side URL fetches

IBM Langflow OSS 1.0.0 through 1.11.5 is vulnerable to server-side request forgery SSRF. This may allow an unauthenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks...

EUVD-2026-78083

IBM Langflow OSS 1.0.0 through 1.11.5 is vulnerable to server-side request forgery SSRF. This may allow an unauthenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks...

CVE-2026-12767 Langflow is vulnerable to server-side request forgery due to missing egress validation on server-side URL fetches

IBM Langflow OSS 1.0.0 through 1.11.5 is vulnerable to server-side request forgery SSRF. This may allow an unauthenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks...