gist.github.comexploit
https://gist.github.com/chenhouser2025/d7b1c574b0e32eb9169f7046b486e662 CVE-2026-6618
MEDIUM
langgenius dify ApiBasedToolSchemaParser parser.py parse_openai_plugin_json_to_tool_bundle server-side request forgery
Record summary
CVE-2026-6618 has a selected CVSS score of 5.3 (medium).
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.
Description source: CVE List
Exploitation context
CISA SSVC decision
ExploitationPoC
AutomatableNo
Technical impactPartial
CISA Coordinator · SSVC 2.0.3 · Evaluated Apr 20, 2026 · Source: CVE List
Affected products and versions
1| Product | Source | Version range | Status |
|---|---|---|---|
| CVE List | 1.13.0 | affected | |
| 1.13.1 | affected | ||
| 1.13.2 | affected | ||
| 1.13.3 | affected |
References
5nvd.nist.gov
https://nvd.nist.gov/vuln/detail/CVE-2026-6618 Submit #792241 | LangGenius Dify <= v1.13.3 Server-Side Request Forgery (CWE-918)Third-party advisory
https://vuldb.com/submit/792241 VDB-358253 | langgenius dify ApiBasedToolSchemaParser parser.py parse_openai_plugin_json_to_tool_bundle server-side request forgeryvdb entryTechnical description
https://vuldb.com/vuln/358253 VDB-358253 | CTI Indicators (IOB, IOC, IOA)signaturepermissions required
https://vuldb.com/vuln/358253/cti