{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "3.1.4"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "DESCRIPTION"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "a65f81bb43ef66d3ce734bf0dff4223ae8041c95"
            }
          ],
          "repo": "https://github.com/flowiseai/flowise",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-hx55-h48h-7rw9"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-918"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/91xxx/CVE-2026-91935.json"
  },
  "details": "Flowise before 3.1.4 fails to validate baseURL parameters in chat-model nodes, allowing authenticated users to redirect requests to arbitrary hosts. Attackers with chatflows:create or chatflows:update permissions can exfiltrate LLM provider API keys by redirecting requests to cloud metadata services or internal hosts.",
  "id": "CVE-2026-91935",
  "modified": "2026-09-18T03:30:23.127221946Z",
  "published": "2026-09-15T15:17:58.325Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/91xxx/CVE-2026-91935.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-hx55-h48h-7rw9"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-91935"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/flowise-before-3.1.4-ssrf-and-api-key-exfiltration-via-chat-model-nodes"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Flowise before 3.1.4 SSRF and API Key Exfiltration via Chat Model Nodes"
}