Dify: Security Vulnerabilities
Dify is an open-source LLM app development platform. Prior to 1.13.1, the method `DELETE /console/api/installed-apps/<appId>/conversations/<conversationId>` has poor authorization checking and allows any Dify-authenticated user to delete someone else's chat history. Version 1.13.1 patches the issue.
CVSS Score
5.3
EPSS Score
0.0
Published
2026-04-20
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 vulnerability is fixed in 1.11.2.
CVSS Score
5.1
EPSS Score
0.0
Published
2026-03-03
Dify is an open-source LLM app development platform. Prior to 1.9.0, responses from the Dify API to existing and non-existent accounts differ, allowing an attacker to enumerate email addresses registered with Dify. Version 1.9.0 fixes the issue.
CVSS Score
5.5
EPSS Score
0.004
Published
2026-02-27
Dify is an open-source LLM app development platform. Prior to 1.13.0, a cross site scripting vulnerability has been found in the web application chat frontend when using echarts. User or llm inputs containing echarts containing a specific javascript payload will be executed. This vulnerability is fixed in 1.13.0.
CVSS Score
5.3
EPSS Score
0.001
Published
2026-02-11
Dify is an open-source LLM app development platform. Prior to version 1.11.0, the API key is exposed in plaintext to the frontend, allowing non-administrator users to view and reuse it. This can lead to unauthorized access to third-party services, potentially consuming limited quotas. Version 1.11.0 fixes the issue.
CVSS Score
8.4
EPSS Score
0.001
Published
2026-01-05
Dify v1.6.0 was discovered to contain a Server-Side Request Forgery (SSRF) via the component controllers.console.remote_files.RemoteFileUploadApi. A different vulnerability than CVE-2025-29720.
CVSS Score
5.3
EPSS Score
0.001
Published
2025-09-30
A vulnerability in the Dify Tools' Vanna module of the langgenius/dify repository allows for a Pandas Query Injection in the latest version. The vulnerability occurs in the function `vn.get_training_plan_generic(df_information_schema)`, which does not properly sanitize user inputs before executing queries using the Pandas library. This can potentially lead to Remote Code Execution (RCE) if exploited.
CVSS Score
8.8
EPSS Score
0.03
Published
2025-03-20
langgenius/dify version 0.9.1 contains a Server-Side Request Forgery (SSRF) vulnerability. The vulnerability exists due to improper handling of the api_endpoint parameter, allowing an attacker to make direct requests to internal network services. This can lead to unauthorized access to internal servers and potentially expose sensitive information, including access to the AWS metadata endpoint.
CVSS Score
6.5
EPSS Score
0.003
Published
2025-03-20