CVE-2026-19298

IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacker to execute arbitrary code due to an authorization bypass in the flow build process...

EUVD-2026-71598

IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacker to execute arbitrary code due to an authorization bypass in the flow build process...

CVE-2026-19298

IBM Langflow OSS versions 1.0.0 through 1.11.2 contain an authorization policy bypass in the authenticated flow-build endpoint . While the dedicated custom component API correctly enforces the LANGFLOW_CUSTOM_COMPONENT_ADMIN_ONLY=true control (returning HTTP 403 to non-superusers), the flow-build...

EUVD-2026-71597

IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacker to obtain sensitive information due to server-side request forgery...

CVE-2026-19303

IBM Langflow OSS versions 1.0.0 through 1.11.2 are affected by a path traversal vulnerability (CWE-22) in file-processing components. When deployed with S3 storage mode , the file component path resolution skips the local-access confinement check, and the default-enabled delete-after-processing f...

EUVD-2026-71596

IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacker to delete arbitrary local files or directories due to improper limitation of a pathname to a restricted directory...

EUVD-2026-71271

IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote attacker to obtain sensitive information due to incomplete scrubbing of sensitive credential fields...

CVE-2026-19300

IBM Langflow OSS versions 1.0.0 through 1.11.2 are affected by an information disclosure vulnerability in the unauthenticated public flow endpoint. The endpoint uses a heuristic denylist to scrub stored secrets from node templates, but omits fields such as Authentication, X-Session-Id, App-Key, a...

EUVD-2026-71270

IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacker to obtain sensitive information due to path traversal...

CVE-2026-19299 Langflow is vulnerable to arbitrary local file read due to path traversal in ChatInput, bundle FileInput, and GitExtractor components

IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacker to obtain sensitive information due to path traversal...

EUVD-2026-71269

IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacker to obtain sensitive information due to improper validation of symbolic links...

CVE-2026-19304 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 could allow a remote authenticated attacker to obtain sensitive information from internal services due to a URL parser discrepancy...

EUVD-2026-71266

IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacker to obtain sensitive information from internal services due to a URL parser discrepancy...

EUVD-2026-71262

IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote attacker to obtain sensitive information due to server-side request forgery...

CVE-2026-19305

IBM Langflow OSS versions 1.0.0 through 1.11.2 are vulnerable to Server-Side Request Forgery (SSRF) (CWE-918) in multiple components where a remote attacker with no prior authentication can supply attacker-controlled URLs that reach internal network hosts without adequate validation. Affected com...

CVE-2026-19305 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 could allow a remote attacker to obtain sensitive information due to server-side request forgery...

EUVD-2026-71260

IBM Langflow OSS 1.0.0 through 1.11.2 allows an authenticated attacker to read arbitrary files from the server filesystem — including server secret material secretkey, JWT signing keys, the application database, /proc/self/environ, and other tenants' upload directories — by supplying absolute pat...

CVE-2026-9138

IBM Langflow OSS 1.0.0 through 1.11.2 Langflow could allow an authenticated attacker to write arbitrary files to the server due to improper input validation in the SaveToFileComponent. The application constructs local file paths using attacker‑controlled input without sufficient sanitization when...

CVE-2026-8447

IBM Langflow OSS 1.0.0 through 1.11.2 suffer from a stored cross-site scripting vulnerability in the Playground chat interface...

EUVD-2026-71217

IBM Langflow OSS 1.0.0 through 1.11.2 Langflow could allow an authenticated attacker to write arbitrary files to the server due to improper input validation in the SaveToFileComponent. The application constructs local file paths using attacker‑controlled input without sufficient sanitization when...