Cross-site Scripting (XSS)

Overview n8n is a n8n Workflow Automation Tool Affected versions of this package are vulnerable to Cross-site Scripting XSS through the Respond to Webhook binary response path in the webhook response handling code. An authenticated workflow editor can configure a public webhook to return...

CVE-2026-54301 n8n: Same-Origin XSS in Respond to Webhook Node

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-2026-54301 n8n: Same-Origin XSS in Respond to Webhook Node

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-2026-54301

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-2026-54301

Summary: CVE-2026-54301 affects n8n prior to certain fixes. An authenticated user with workflow edit access could configure a Respond to Webhook node to serve binary content with an attacker-controlled Content-Type, bypassing the central Content-Security-Policy sandbox header. This allowed a publ...

CVE-2026-54301: Improper Neutralization of Input During Web Page Generation

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...

GHSA-V733-MWR6-FGCM n8n: Same-Origin XSS in Respond to Webhook Node

Impact 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 Content-Security-Policy sandbox header, allowing a public webhook to execute JavaScript ...

n8n: Same-Origin XSS in Respond to Webhook Node

Impact 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 Content-Security-Policy sandbox header, allowing a public webhook to execute JavaScript ...

NPM: n8n: Same-Origin XSS in Respond to Webhook Node

NPM: n8n: Same-Origin XSS in Respond to Webhook Node vulnerability discovered by ? in WordPress Npm n8n versions 1.123.55...

PT-2026-50167

Name of the Vulnerable Software and Affected Versions n8n versions prior to 1.123.55 n8n versions prior to 2.25.7 n8n versions prior to 2.26.2 Description An authenticated user with workflow edit access can configure a 'Respond to Webhook' node to serve binary content using an attacker-controlled...

Stored Cross-Site Scripting (XSS)

n8n is vulnerable to Stored Cross-Site Scripting XSS. The vulnerability is due to improper sandbox enforcement when the “Respond to Webhook” node returns HTML content with executable scripts, which allows an attacker with workflow creation privileges to execute arbitrary JavaScript in the context...

CVE-2025-61914

n8n is an open source workflow automation platform. Prior to version 1.114.0, a stored Cross-Site Scripting XSS vulnerability may occur in n8n when using the “Respond to Webhook” node. When this node responds with HTML content containing executable scripts, the payload may execute directly in the...

CVE-2025-61914

Summary: CVE-2025-61914 affects n8n before version 1.114.0, where a stored XSS in the “Respond to Webhook” node could execute malicious JavaScript in the editor interface. The root cause is HTML responses with executable scripts not sandboxed as in 1.103.0, enabling a user with workflow creation ...

CVE-2025-61914 n8n's Possible Stored XSS in "Respond to Webhook" Node May Execute Outside iframe Sandbox

n8n is an open source workflow automation platform. Prior to version 1.114.0, a stored Cross-Site Scripting XSS vulnerability may occur in n8n when using the “Respond to Webhook” node. When this node responds with HTML content containing executable scripts, the payload may execute directly in the...

CVE-2025-61914 n8n's Possible Stored XSS in "Respond to Webhook" Node May Execute Outside iframe Sandbox

n8n is an open source workflow automation platform. Prior to version 1.114.0, a stored Cross-Site Scripting XSS vulnerability may occur in n8n when using the “Respond to Webhook” node. When this node responds with HTML content containing executable scripts, the payload may execute directly in the...

CVE-2025-61914 n8n's Possible Stored XSS in "Respond to Webhook" Node May Execute Outside iframe Sandbox

n8n is an open source workflow automation platform. Prior to version 1.114.0, a stored Cross-Site Scripting XSS vulnerability may occur in n8n when using the “Respond to Webhook” node. When this node responds with HTML content containing executable scripts, the payload may execute directly in the...

n8n's Possible Stored XSS in "Respond to Webhook" Node May Execute Outside iframe Sandbox

Summary A stored Cross-Site Scripting XSS vulnerability may occur in n8n when using the “Respond to Webhook” node. When this node responds with HTML content containing executable scripts, the payload may execute directly in the top-level window, rather than within the expected sandbox introduced ...

GHSA-58JC-RCG5-95F3 n8n's Possible Stored XSS in "Respond to Webhook" Node May Execute Outside iframe Sandbox

Summary A stored Cross-Site Scripting XSS vulnerability may occur in n8n when using the “Respond to Webhook” node. When this node responds with HTML content containing executable scripts, the payload may execute directly in the top-level window, rather than within the expected sandbox introduced ...

Cross-site Scripting (XSS)

Overview n8n is a n8n Workflow Automation Tool Affected versions of this package are vulnerable to Cross-site Scripting XSS via the Respond to Webhook node when it responds with HTML content containing executable scripts. An attacker can execute arbitrary JavaScript in the context of the editor...

CVE-2025-61914: Improper Neutralization of Input During Web Page Generation

n8n is an open source workflow automation platform. Prior to version 1.114.0, a stored Cross-Site Scripting XSS vulnerability may occur in n8n when using the “Respond to Webhook” node. When this node responds with HTML content containing executable scripts, the payload may execute directly in the...