{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "2.0.13"
              },
              {
                "fixed": "2.3.15"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "DESCRIPTION",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "1e0f479bb5bdef400a79303d470b3d51c8f48a5d"
            },
            {
              "fixed": "36b742a7e9a81ed782363dd19efd77b7030fbd0f"
            }
          ],
          "repo": "https://github.com/nezhahq/nezha",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-ch6h-w872-77mx"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-770"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111383.json"
  },
  "details": "Nezha from 2.0.13 before 2.3.15 contains a resource exhaustion vulnerability that allows authenticated users to open unbounded concurrent connections to the /api/v1/ws/transfer WebSocket endpoint. Attackers can hold thousands of subscriptions created by ServerTransferClass.Subscribe without limits, exhausting file descriptors, memory, and goroutines and blocking agent gRPC reconnections.",
  "id": "CVE-2026-111383",
  "modified": "2026-10-17T02:30:55.472755434Z",
  "published": "2026-10-16T01:17:52.239Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111383.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/nezhahq/nezha/security/advisories/GHSA-ch6h-w872-77mx"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-111383"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/nezha-2.0.13-before-2.3.15-denial-of-service-via-api-v1-ws-transfer-websocket"
    },
    {
      "type": "FIX",
      "url": "https://github.com/nezhahq/nezha/commit/36b742a7e9a81ed782363dd19efd77b7030fbd0f"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Nezha 2.0.13 before 2.3.15 Denial of Service via /api/v1/ws/transfer WebSocket"
}