DeepWiki-Open through commit d92819a Arbitrary File Read via /ws/chat WebSocket

{
  "id": "f9ea90ef3620e2748905182551d59a35c209dd86ea431e3a86261a0b286ad641",
  "url": "https://osv.dev/vulnerability/CVE-2026-90946",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DeepWiki-Open through commit d92819a Arbitrary File Read via /ws/chat WebSocket",
    "summary": "DeepWiki-Open through commit d92819a contains an arbitrary file read vulnerability in the unauthenticated /ws/chat WebSocket endpoint that accepts repo_url as a filesystem path with no containment. Attackers can supply arbitrary directory paths to read all files with supported extensions including Python, JavaScript, YAML, and JSON files containing hardcoded secrets and credentials.",
    "evidence": "osv:CVE-2026-90946",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-90946",
      "aliases": [
        "CVE-2026-90946"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/AsyncFuncAI/deepwiki-open",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "d92819a"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "d92819a"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90946.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:38.036909289Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90946.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-90946",
        "https://www.vulncheck.com/advisories/deepwiki-open-through-commit-d92819a-arbitrary-file-read-via-ws-chat-websocket",
        "https://github.com/AsyncFuncAI/deepwiki-open/issues/536",
        "https://github.com/AsyncFuncAI/deepwiki-open",
        "https://github.com/AsyncFuncAI/deepwiki-open/blob/16f35a0fc0284e99b7963bbf4e8585e9957e2fe1/api/data_pipeline.py",
        "https://github.com/AsyncFuncAI/deepwiki-open/blob/d92819a9c9f3b99416e3580ff235fc9d3adf8b89/api/repository.py"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-73"
        ],
        "cna_assigner": "VulnCheck",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90946.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-90946",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 505276,
  "published_at": "2026-09-14T17:52:06.851+00:00"
}