CVE-2025-3248

CVE-2025-3248 — Langflow AI リモートコード実行 認証不要 著者: 0xgh057r3c0n 説明 このエクスプロイトは、Langflow AI の重要な認証不要の RCE 脆弱性 CVE-2025-3248 を標的としています。この脆弱性により、攻撃者は /api/v1/validate/code エンドポイントを介してターゲットサーバー上で任意のシステムコマンドを実行できます。 この概念実証 PoC ツールは、問題のテストと実証のための対話型シェルを提供します。 前提条件 Python 3.8 以降 依存関係をインストールするための pip3 インストール...

CVE-2025-3248

CVE-2025-3248: Langflow の未認証リモートコード実行（RCE） このリポジトリには2つの Python スクリプトが含まれています： LangflowCheck.py: CVE-2025-3248 に脆弱な Langflow AI インスタンスをチェックするスキャナです。 exploit.py: 脆弱な Langflow ターゲットに対する動作するリバースシェルエクスプロイトです。 概要 CVE-2025-3248 は Langflow AI における重大な脆弱性で、未認証の攻撃者 が /api/v1/validate/code...

VulnCheck KEV: CVE-2026-51886

langflow-ai langflow v1.9.3 is affected by: Code Injection. The impact is: execute arbitrary code remote. The component is: src/backend/base/langflow/api/v1/validate.py:validate-postvalidatecode-a-real-authenticated-http-post-to-api-v1. The attack vector is: Attack surface: HTTP or browser-backed...

EUVD-2026-91120

Langflow: Title Authenticated Remote Code Execution in validatecode via Malicious Decorators Description...

GHSA-QQW9-2VJ9-HX7R Duplicate Advisory: Title Authenticated Remote Code Execution in validate_code via Malicious Decorators Description

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-w584-2h2r-2hvf. This link is maintained to preserve external references. Original Description langflow-ai langflow v1.9.3 is affected by: Code Injection. The impact is: execute arbitrary code remote. The compone...

Duplicate Advisory: Title Authenticated Remote Code Execution in validate_code via Malicious Decorators Description

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-w584-2h2r-2hvf. This link is maintained to preserve external references. Original Description langflow-ai langflow v1.9.3 is affected by: Code Injection. The impact is: execute arbitrary code remote. The compone...

EUVD-2026-91119

langflow-ai langflow v1.8.4 is affected by: Directory Traversal. The impact is: Arbitrary file write outside the intended workspace or storage boundary.. The component is:...

CVE-2026-51886

langflow-ai langflow v1.9.3 is affected by: Code Injection. The impact is: execute arbitrary code remote. The component is: src/backend/base/langflow/api/v1/validate.py:validate-postvalidatecode-a-real-authenticated-http-post-to-api-v1. The attack vector is: Attack surface: HTTP or browser-backed...

CVE-2026-51888

langflow-ai langflow v1.8.4 is affected by: Directory Traversal. The impact is: Arbitrary file write outside the intended workspace or storage boundary.. The component is:...

CVE-2026-51888

langflow-ai langflow v1.8.4 is affected by: Directory Traversal. The impact is: Arbitrary file write outside the intended workspace or storage boundary.. The component is:...

PT-2026-104044

Name of the Vulnerable Software and Affected Versions langflow-ai langflow versions prior to 1.8.5 Description A directory traversal flaw exists where a public-facing HTTP route handler forwards attacker-controlled paths or filenames into host file creation without boundary enforcement. This allo...

CVE-2026-51888

The langflow-ai langflow software, specifically versions up to 1.8.4 , is vulnerable to an absolute path traversal vulnerability in the knowledge_bases-create_knowledge_base-a-live-http-post-to-create-knowledge_base endpoint. The root cause is a lack of boundary enforcement in src/backend/base/la...

CVE-2026-51886

The langflow-ai langflow application (up to v1.9.3 ) is vulnerable to Authenticated Remote Code Execution (RCE) via a code injection flaw in the validate_code function. The /api/v1/validate/code endpoint uses Python's exec() function to compile and execute user-supplied code for validation. While...

CVE-2026-51888

langflow-ai langflow v1.8.4 is affected by: Directory Traversal. The impact is: Arbitrary file write outside the intended workspace or storage boundary.. The component is:...

PT-2026-104043

Name of the Vulnerable Software and Affected Versions langflow-ai langflow versions prior to 1.9.4 Description An authenticated attacker can execute arbitrary Python code on the server via a code injection flaw. The issue exists because a public-facing route accepts raw Python source and forwards...

CVE-2026-51886

langflow-ai langflow v1.9.3 is affected by: Code Injection. The impact is: execute arbitrary code remote. The component is: src/backend/base/langflow/api/v1/validate.py:validate-postvalidatecode-a-real-authenticated-http-post-to-api-v1. The attack vector is: Attack surface: HTTP or browser-backed...

CVE-2026-51888: Undefined Security Weakness

langflow-ai langflow v1.8.4 is affected by: Directory Traversal. The impact is: Arbitrary file write outside the intended workspace or storage boundary.. The component is:...

CVE-2026-51886

langflow-ai langflow v1.9.3 is affected by: Code Injection. The impact is: execute arbitrary code remote. The component is: src/backend/base/langflow/api/v1/validate.py:validate-postvalidatecode-a-real-authenticated-http-post-to-api-v1. The attack vector is: Attack surface: HTTP or browser-backed...

CVE-2026-51886: Undefined Security Weakness

langflow-ai langflow v1.9.3 is affected by: Code Injection. The impact is: execute arbitrary code remote. The component is: src/backend/base/langflow/api/v1/validate.py:validate-postvalidatecode-a-real-authenticated-http-post-to-api-v1. The attack vector is: Attack surface: HTTP or browser-backed...

Langflow AI Custom Component Authenticated Remote Code Execution

Langflow versions 1.0.0 through 1.11.1 are susceptible to authenticated remote code execution due to improper enforcement of security restrictions of code generation on the /api/v1/customcomponent endpoint. The endpoint accepts attacker controlled code that is then passed to Pythons exec function...