CVE-2026-33017

CVE-2026-33017 — Langflow 인증되지 않은 원격 코드 실행 작성자: dynamo2k1 심각도: 치명적 CVSSv3: 9.8 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H 개요 CVE-2026-33017 는 Langflow에서 발견된 인증되지 않은 원격 코드 실행 취약점입니다. Langflow는 LLM 애플리케이션과 AI 워크플로우를 시각적으로 구축하기 위한 오픈 소스 플랫폼입니다. 취약한 엔드포인트 buildpublictmp는 요청 본문에서 인증 없이 공격자가 제공한 data 필드를 허용합니...

GHSA-33Q9-F52J-GC75 n8n: Unauthenticated Endpoint Allows Cancellation of Any User's Active Test Webhook

Impact The DELETE /$restEndpoint/test-webhook/:id route is registered before the authentication middleware is applied, allowing any unauthenticated network caller who knows a workflow ID to cancel that workflow's active test webhook registration. The impact is limited to disrupting in-progress te...

GHSA-VHF8-CG2H-CG3P n8n: SSRF Protection Bypass via MCP Client Node

Impact On an n8n instance with SSRF protection enabled, the MCP Client node sent requests to a user-supplied endpoint without routing them through that protection and without pinning the resolved address. An authenticated user who could create or edit a workflow could therefore cause the server t...

CVE-2026-59208 n8n: Cross-Issuer Token Exchange Account Binding via Subject-Only Identity Resolution

n8n is an open source workflow automation platform. Prior to 2.27.4 and from 2.28.0 prior to 2.28.1, n8n instances configured with more than one trusted token-exchange issuer resolved external identities to local accounts using only the JWT sub claim and ignored the iss claim, allowing an attacke...

EUVD-2026-38483

n8n is an open source workflow automation platform. Prior to 1.123.43, 2.22.1, and 2.20.7, an authenticated user with permission to create or modify workflows could achieve global prototype pollution via an unvalidated pagination parameter in the HTTP Request node. Combined with other techniques...

CVE-2026-54304 n8n: SecurityScorecard Node Leaks API Token to User-Controlled Host

n8n is an open source workflow automation platform. Prior to 1.123.55, 2.25.7, and 2.26.1, an authenticated user with permission to create or modify workflows and access to a SecurityScorecard credential with limited allowed domains could configure the SecurityScorecard node's report download...

EUVD-2026-38475

n8n is an open source workflow automation platform. Prior to 1.123.55, 2.25.7, and 2.26.2, an authenticated user with workflow edit access could configure a Respond to Webhook node to serve binary content with an attacker-controlled Content-Type. The binary response path bypassed the central...

CVE-2026-54311 n8n: Merge Node SQL Mode Prototype Pollution

n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, an authenticated user with permission to create or modify workflows could pollute the sandbox used by the Merge node's SQL Query mode. Because the sandbox context was cached and reused across all workflow executions o...

CVE-2026-54310

CVE-2026-54310 affects n8n, specifically the TimescaleDB and legacy Postgres v1 nodes. An authenticated user who can create or modify workflows could supply crafted parameters to these nodes, enabling arbitrary SQL injection and execution against the connected database within the privileges of th...

CVE-2026-54314 n8n: Denial of Service via ZIP decompression in webhook workflow

n8n is an open source workflow automation platform. Prior to 2.24.0, the Compression node's Decompress operation expanded attacker-controlled archives into memory without enforcing limits on decompressed output size. An unauthenticated attacker could send a small compressed archive to a public...

CVE-2026-54312

n8n is an open source workflow automation platform. Prior to 2.24.0, an authenticated user with permission to create or modify workflows could achieve global prototype pollution via the Microsoft SQL node by supplying a crafted value as the table parameter. This pollutes Object.prototype...

GHSA-57G9-58C2-XJG3 n8n Has an Arbitrary File Read via Git Node

Impact An authenticated user with permission to create or modify workflows could inject CLI flags on the Git node's Push operation allowing an attacker to read arbitrary files from the n8n server potentially leading to full compromise. Patches The issue has been fixed in n8n versions 1.123.43,...

kestra 安全漏洞

Kestra is an open-source workflow automation platform developed by Kestra. Versions of Kestra prior to 1.3.7 contained security vulnerabilities. These vulnerabilities stemmed from SQL injection vulnerabilities in the/api/v1/main/flows/search endpoint, which could lead to remote code execution...

CVE-2026-33751 n8n Vulnerable to LDAP Filter Injection in LDAP Node

n8n is an open source workflow automation platform. Prior to versions 1.123.27, 2.13.3, and 2.14.1, a flaw in the LDAP node's filter escape logic allowed LDAP metacharacters to pass through unescaped when user-controlled input was interpolated into LDAP search filters. In workflows where external...

CVE-2026-33713 n8n Vulnerable to SQL Injection in Data Table Node via orderByColumn Expression

n8n is an open source workflow automation platform. Prior to versions 2.14.1, 2.13.3, and 1.123.26, an authenticated user with permission to create or modify workflows could exploit a SQL injection vulnerability in the Data Table Get node. On default SQLite DB, single statements can be manipulate...

CVE-2026-27495

n8n is an open source workflow automation platform. Prior to versions 2.10.1, 2.9.3, and 1.123.22, an authenticated user with permission to create or modify workflows could exploit a vulnerability in the JavaScript Task Runner sandbox to execute arbitrary code outside the sandbox boundary. On...

CVE-2026-25054

n8n is an open source workflow automation platform. Prior to versions 1.123.9 and 2.2.1, a Cross-Site Scripting XSS vulnerability existed in a markdown rendering component used in n8n's interface, including workflow sticky notes and other areas that support markdown content. An authenticated user...

CVE-2026-25056 n8n Arbitrary File Write leading to RCE in n8n Merge Node

n8n is an open source workflow automation platform. Prior to versions 1.118.0 and 2.4.0, a vulnerability in the Merge node's SQL Query mode allowed authenticated users with permission to create or modify workflows to write arbitrary files to the n8n server's filesystem potentially leading to remo...

CVE-2026-25054 n8n is Vulnerable to Stored Cross-Site Scripting via Markdown Rendering in Workflow UI

n8n is an open source workflow automation platform. Prior to versions 1.123.9 and 2.2.1, a Cross-Site Scripting XSS vulnerability existed in a markdown rendering component used in n8n's interface, including workflow sticky notes and other areas that support markdown content. An authenticated user...

EUVD-2026-5420

n8n is an open source workflow automation platform. Prior to version 1.123.2, a Cross-Site Scripting XSS vulnerability has been identified in the handling of webhook responses and related HTTP endpoints. Under certain conditions, the Content Security Policy CSP sandbox protection intended to...