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CVE-2026-6617— langgenius dify ApiToolManageService api_tools_manage_service.py get_api_tool_provider_remote_schema server-side request forgery

Quick assessment

Affected
langgenius dify
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

dify是LangGenius开源的一个开源的 LLM 应用程序开发平台。 dify 0.6.9及之前版本存在安全漏洞，该漏洞源于对文件api/services/tools/api_tools_manage_service.py中ApiToolManageService组件get_api_tool_provider_remote_schema函数的参数url操作不当，可能导致服务端请求伪造。

CVSS 6.3 · Medium EPSS 0.35% · P26

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-6617

Vulnerability Information
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Vulnerability Title
langgenius dify ApiToolManageService api_tools_manage_service.py get_api_tool_provider_remote_schema server-side request forgery
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was detected in langgenius dify up to 0.6.9. This vulnerability affects the function get_api_tool_provider_remote_schema of the file api/services/tools/api_tools_manage_service.py of the component ApiToolManageService. Performing a manipulation of the argument url results in server-side request forgery. The attack can be initiated remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
dify 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
dify是LangGenius开源的一个开源的 LLM 应用程序开发平台。 dify 0.6.9及之前版本存在安全漏洞，该漏洞源于对文件api/services/tools/api_tools_manage_service.py中ApiToolManageService组件get_api_tool_provider_remote_schema函数的参数url操作不当，可能导致服务端请求伪造。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
langgenius dify 0.6.0 cpe:2.3:a:langgenius:dify:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-6617

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III. Intelligence Information for CVE-2026-6617

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Vendor Advisories for CVE-2026-6617 (2)

Proof of Concept for CVE-2026-6617 (1)

Same Patch Batch · langgenius · 2026-04-20 · 4 CVEs total

CVE-2026-6618 6.3 MEDIUM langgenius dify ApiBasedToolSchemaParser parser.py parse_openai_plugin_json_to_tool_bundle
CVE-2026-6619 3.5 LOW langgenius dify ImagePreview image-preview.tsx openInNewTab cross site scripting
CVE-2026-34082 Dify has IDOR in deleting someone else's chat conversation

IV. Related Vulnerabilities

Same product: dify
Same vendor: langgenius
Same weakness: CWE-918

V. Comments for CVE-2026-6617

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