CVE-2026-6618CWE-918

langgenius dify ApiBasedToolSchemaParser parser.py parse_openai_plugin_json_to_tool_bundle server-side request forgery

Medium · published April 20, 2026

CVSS v4.0
5.3
EPSS
0%
Percentile
27.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00347 · 27.1th percentile
Weakness
CWE-918 · Server-Side Request Forgery (SSRF)
Published
2026-04-20T07:45Z
EPSS history
Timeline
  • 20 APR 07:45Z
    langgenius dify ApiBasedToolSchemaParser parser.py parse_openai_plugin_json_to_tool_bundle server-side request forgery
    cvelistv5