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

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-2026-12765 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...

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

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...

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...

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...

OSV-2026-1274 Heap-buffer-overflow in md_analyze_inlines

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=560657993 Crash type: Heap-buffer-overflow READ 4 Crash state: mdanalyzeinlines mdprocessnormalblockcontents mdprocessallblocks...

PT-2026-91459

Name of the Vulnerable Software and Affected Versions IBM Langflow OSS versions 1.0.0 through 1.11.2 Description An authenticated attacker can perform server-side request forgery SSRF, a flaw that allows the system to be coerced into making unauthorized requests. This can be used for network...

CVE-2026-12944: Server-Side Request Forgery (SSRF)

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...

PT-2026-91457

Name of the Vulnerable Software and Affected Versions IBM Langflow OSS versions 1.0.0 through 1.11.5 Description An authenticated attacker can access the MCP server context of another user. This issue occurs due to improper cache key isolation within the MCP Tools component. Recommendations Updat...

CVE-2026-12766: Server-Side Request Forgery (SSRF)

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...

PT-2026-91736

Name of the Vulnerable Software and Affected Versions IBM Langflow OSS versions 1.0.0 through 1.10.0 Description An incomplete security scanner blocklist allows attackers to execute arbitrary Python code with root privileges UID=0 on the server by submitting components that import socket or urlli...

PT-2026-91460

Name of the Vulnerable Software and Affected Versions IBM Langflow OSS versions 1.0.0 through 1.11.5 Description An issue exists that allows an unauthenticated attacker to perform server-side request forgery SSRF, a technique where the attacker induces the server to make requests to an unintended...

CVE-2026-17628: Improper Authentication

IBM Langflow OSS 1.0.0 through 1.10.2 could allow a remote authenticated attacker to change the password of an account due to improper authentication...

CVE-2026-12765: Server-Side Request Forgery (SSRF)

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...

PT-2026-91436

IBM Langflow OSS 1.0.0 through 1.10.2 could allow a remote authenticated attacker to change the password of an account due to improper authentication...

CVE-2026-12763: Missing Authentication for Critical Function

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...

PT-2026-91458

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...