{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:mongodb:mongodb:*:*:*:*:-:*:*:*",
            "extracted_events": [
              {
                "introduced": "7.0.0"
              },
              {
                "fixed": "7.0.41"
              },
              {
                "introduced": "8.0.0"
              },
              {
                "fixed": "8.0.30"
              },
              {
                "introduced": "8.3.0"
              },
              {
                "fixed": "8.3.9"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "37d84072b5c5b9fd723db5fa133fb202ad2317f1"
            },
            {
              "fixed": "6df23543fc9e7ee456ff05ed726b22865ea753e7"
            },
            {
              "introduced": "b41cda4fe697dce6fd9b83b3805362ccc02fbeb3"
            },
            {
              "fixed": "11c3ed7c274d5fb7149e498323bd0377c3a2876e"
            },
            {
              "introduced": "0f29b043a58fdd251ce0a0b32754b8459613c933"
            },
            {
              "fixed": "1dc3d60c3237b53589325474c668e849ecec3bae"
            }
          ],
          "repo": "https://github.com/mongodb/mongo",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "mongodb",
    "cwe_ids": [
      "CWE-416"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/82xxx/CVE-2026-82063.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "introduced": "8.3.0"
          },
          {
            "fixed": "8.3.9"
          },
          {
            "introduced": "8.0.0"
          },
          {
            "fixed": "8.0.30"
          },
          {
            "introduced": "7.0.0"
          },
          {
            "fixed": "7.0.41"
          }
        ],
        "source": "AFFECTED_FIELD"
      }
    ]
  },
  "details": "A use-after-free security issue in the cursor management component of MongoDB Server allows an authenticated user to cause a denial of service. Under specific timing conditions during cursor operations, a stale pointer to a freed resource may be retained and subsequently dereferenced during cursor cleanup, leading to a server process crash.",
  "id": "CVE-2026-82063",
  "modified": "2026-09-18T03:30:52.285509311Z",
  "published": "2026-09-08T16:12:23.900Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://jira.mongodb.org/browse/SERVER-131870"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/82xxx/CVE-2026-82063.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-82063"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Use-After-Free in MongoDB Server Cursor Management Component Leads to Denial of Service"
}