CVE-2026-6618— langgenius dify ApiBasedToolSchemaParser parser.py parse_openai_plugin_json_to_tool_bundle server-side request forgery
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I. Basic Information for CVE-2026-6618
Vulnerability Information
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Vulnerability Title
langgenius dify ApiBasedToolSchemaParser parser.py parse_openai_plugin_json_to_tool_bundle server-side request forgery
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw has been found in langgenius dify up to 1.13.3. This issue affects the function parse_openai_plugin_json_to_tool_bundle of the file api/core/tools/utils/parser.py of the component ApiBasedToolSchemaParser. Executing a manipulation of the argument url can lead to server-side request forgery. The attack can be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
服务端请求伪造(SSRF)
Source: NVD (National Vulnerability Database)
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 1.13.3及之前版本存在安全漏洞，该漏洞源于对文件api/core/tools/utils/parser.py中ApiBasedToolSchemaParser组件parse_openai_plugin_json_to_tool_bundle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 | 1.13.0 | cpe:2.3:a:langgenius:dify:*:*:*:*:*:*:*:* |
II. Public POCs for CVE-2026-6618
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · langgenius · 2026-04-20 · 4 CVEs total
| CVE-2026-6617 | 6.3 MEDIUM | langgenius dify ApiToolManageService api_tools_manage_service.py get_api_tool_provider_rem |
| 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
- CVE-2026-41950
Dify < 1.14.0 Authorization Bypass via File UUID - CVE-2026-42138
Dify Vulnerable to Stored XSS via SVG-file upload - CVE-2026-34082
Dify has IDOR in deleting someone else's chat conversation - CVE-2026-6619
langgenius dify ImagePreview image-preview.tsx openInNewTab - CVE-2026-6617
langgenius dify ApiToolManageService api_tools_manage_servic
Same vendor: langgenius
- CVE-2026-41950
Dify < 1.14.0 Authorization Bypass via File UUID - CVE-2026-42138
Dify Vulnerable to Stored XSS via SVG-file upload - CVE-2026-34082
Dify has IDOR in deleting someone else's chat conversation - CVE-2026-6619
langgenius dify ImagePreview image-preview.tsx openInNewTab - CVE-2026-6617
langgenius dify ApiToolManageService api_tools_manage_servic
Same weakness: CWE-918
- CVE-2026-8193
Akaunting Invoice PDF Rendering dompdf.php server-side reque - CVE-2026-44313
LinkWarden: Server-Side Request Forgery (SSRF) in Link Creat - CVE-2026-42352
pygeoapi 0.23.x: Unauthenticated SSRF via OGC API - Processe - CVE-2026-42346
Postiz: TOCTOU DNS rebinding bypasses all SSRF URL validatio - CVE-2026-42339
New API: SSRF Filter Bypass via 0.0.0.0
V. Comments for CVE-2026-6618
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