CVE-2026-42138

Dify is an open-source LLM app development platform. Prior to version 1.13.1, using the method POST /api/files/upload, any unauthenticated user can upload an SVG file with XSS. The method POST /v1/files/upload, which requires authentication through the application API, is also vulnerable. This...

Dify: When Your AI Platform Becomes the Attack Surface

Executive Summary We identified a couple of vulnerabilities in AI automation platform Dify resulting in cross-tenant sensitive information disclosure and one-click account takeover. These findings reinforce the pattern we documented in our previous n8n blogpost: even though AI automation platform...

dify 安全漏洞

Dify is an open-source LLM application development platform developed by LangGenius. Versions of Dify prior to 1.14.0 contained security vulnerabilities. These vulnerabilities were due to authorization bypass issues, which could allow authenticated users to read the complete contents of files...

CVE-2026-42138

Dify is an open-source LLM app development platform. Prior to version 1.13.1, using the method POST /api/files/upload, any unauthenticated user can upload an SVG file with XSS. The method POST /v1/files/upload, which requires authentication through the application API, is also vulnerable. This...

CVE-2026-42138

CVE-2026-42138 affects Dify (open-source LLM app development platform). Before v1.13.1, an SVG upload via POST /api/files/upload allowed unauthenticated XSS, and POST /v1/files/upload was also vulnerable when authenticated. The issue is patched in v1.13.1. Impact is stored XSS; remediation is upg...

CVE-2026-42138

Dify is an open-source LLM app development platform. Prior to version 1.13.1, using the method POST /api/files/upload, any unauthenticated user can upload an SVG file with XSS. The method POST /v1/files/upload, which requires authentication through the application API, is also vulnerable. This...

EUVD-2026-27071

Dify is an open-source LLM app development platform. Prior to version 1.13.1, using the method POST /api/files/upload, any unauthenticated user can upload an SVG file with XSS. The method POST /v1/files/upload, which requires authentication through the application API, is also vulnerable. This...

CVE-2026-34082

Dify is an open-source LLM app development platform. Prior to 1.13.1, the method DELETE /console/api/installed-apps//conversations/ has poor authorization checking and allows any Dify-authenticated user to delete someone else's chat history. Version 1.13.1 patches the issue...

CVE-2026-34082 Dify has IDOR in deleting someone else's chat conversation

Dify is an open-source LLM app development platform. Prior to 1.13.1, the method DELETE /console/api/installed-apps//conversations/ has poor authorization checking and allows any Dify-authenticated user to delete someone else's chat history. Version 1.13.1 patches the issue...

CVE-2026-34082

Dify is an open-source LLM app development platform. Prior to 1.13.1, the method DELETE /console/api/installed-apps//conversations/ has poor authorization checking and allows any Dify-authenticated user to delete someone else's chat history. Version 1.13.1 patches the issue...

CVE-2026-34082

CVE-2026-34082 affects the open-source platform Dify . A flaw in the authorization of the endpoint DELETE /console/api/installed-apps//conversations/ (prior to 1.13.1) allows any authenticated user to delete another user’s chat history, an IDOR-type vulnerability. This could enable unauthorized a...

CVE-2026-34082 Dify has IDOR in deleting someone else's chat conversation

Dify is an open-source LLM app development platform. Prior to 1.13.1, the method DELETE /console/api/installed-apps//conversations/ has poor authorization checking and allows any Dify-authenticated user to delete someone else's chat history. Version 1.13.1 patches the issue...

EUVD-2026-23984

Dify is an open-source LLM app development platform. Prior to 1.13.1, the method DELETE /console/api/installed-apps//conversations/ has poor authorization checking and allows any Dify-authenticated user to delete someone else's chat history. Version 1.13.1 patches the issue...

PT-2026-33858

Dify is an open-source LLM app development platform. Prior to 1.13.1, the method DELETE /console/api/installed-apps//conversations/ has poor authorization checking and allows any Dify-authenticated user to delete someone else's chat history. Version 1.13.1 patches the issue...

dify 安全漏洞

dify is an open-source LLM application development platform developed by LangGenius. Versions of dify prior to 1.13.3 have security vulnerabilities. These vulnerabilities stem from improper handling of the parameter filename in the ImagePreview component’s openInNewTab function in the file...

CVE-2026-21866

Dify is an open-source LLM app development platform. Prior to 1.11.2, Dify is vulnerable to a stored XSS issue when rendering Mermaid diagrams within chats. This occurs because Dify’s default Mermaid configuration uses securityLevel: loose, which allows potentially unsafe content to execute. This...

CVE-2026-21866

Dify is an open-source LLM app development platform. Prior to 1.11.2, Dify is vulnerable to a stored XSS issue when rendering Mermaid diagrams within chats. This occurs because Dify’s default Mermaid configuration uses securityLevel: loose, which allows potentially unsafe content to execute. This...

CVE-2026-21866 Dify - Stored XSS in chat

Dify is an open-source LLM app development platform. Prior to 1.11.2, Dify is vulnerable to a stored XSS issue when rendering Mermaid diagrams within chats. This occurs because Dify’s default Mermaid configuration uses securityLevel: loose, which allows potentially unsafe content to execute. This...

CVE-2026-21866 Dify - Stored XSS in chat

Dify is an open-source LLM app development platform. Prior to 1.11.2, Dify is vulnerable to a stored XSS issue when rendering Mermaid diagrams within chats. This occurs because Dify’s default Mermaid configuration uses securityLevel: loose, which allows potentially unsafe content to execute. This...

EUVD-2026-9325

Dify is an open-source LLM app development platform. Prior to 1.11.2, Dify is vulnerable to a stored XSS issue when rendering Mermaid diagrams within chats. This occurs because Dify’s default Mermaid configuration uses securityLevel: loose, which allows potentially unsafe content to execute. This...