{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:mongodb:mongodb:*:*:*:*:-:*:*:*",
            "extracted_events": [
              {
                "introduced": "4.4.0"
              },
              {
                "fixed": "4.4.31"
              },
              {
                "introduced": "5.0.0"
              },
              {
                "fixed": "5.0.34"
              },
              {
                "introduced": "6.0.0"
              },
              {
                "fixed": "6.0.29"
              },
              {
                "introduced": "7.0.0"
              },
              {
                "fixed": "7.0.37"
              },
              {
                "introduced": "8.0.0"
              },
              {
                "fixed": "8.0.26"
              },
              {
                "introduced": "8.2.0"
              },
              {
                "fixed": "8.2.11"
              },
              {
                "introduced": "8.3.0"
              },
              {
                "fixed": "8.3.4"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "563487e100c4215e2dce98d0af2a6a5a2d67c5cf"
            },
            {
              "fixed": "cfe43bb3f7ade50c4ee108dfc329d6d4d3318b41"
            },
            {
              "introduced": "1184f004a99660de6f5e745573419bda8a28c0e9"
            },
            {
              "fixed": "ec6cf1afb7921a56e14e2a13cd51781a3c8ebbb1"
            },
            {
              "introduced": "e61bf27c2f6a83fed36e5a13c008a32d563babe2"
            },
            {
              "fixed": "33f30ee3b0d8525f8ee409ead1e3b847bfb1eac1"
            },
            {
              "introduced": "37d84072b5c5b9fd723db5fa133fb202ad2317f1"
            },
            {
              "fixed": "a820e42c7df1381abd963332bd157abe76efe4e6"
            },
            {
              "introduced": "b41cda4fe697dce6fd9b83b3805362ccc02fbeb3"
            },
            {
              "fixed": "feca9bec037cc018d9b398a30e7bc8ab22d4aa2b"
            },
            {
              "introduced": "b993867dce63dd366cd93e60f3f425ed716f6497"
            },
            {
              "fixed": "3173cdbda3516e78038bceee2fc818a533f36be5"
            },
            {
              "introduced": "0f29b043a58fdd251ce0a0b32754b8459613c933"
            },
            {
              "fixed": "e218b5151154a32364397c2c00c3f806d68e83ba"
            }
          ],
          "repo": "https://github.com/mongodb/mongo",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "mongodb",
    "cwe_ids": [
      "CWE-787"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/11xxx/CVE-2026-11933.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "introduced": "8.3.0"
          },
          {
            "last_affected": "8.3.3"
          },
          {
            "introduced": "8.2.0"
          },
          {
            "last_affected": "8.2.10"
          },
          {
            "introduced": "8.0.0"
          },
          {
            "last_affected": "8.0.25"
          },
          {
            "introduced": "7.0.0"
          },
          {
            "last_affected": "7.0.36"
          },
          {
            "introduced": "6.0"
          },
          {
            "last_affected": "6.0.28"
          },
          {
            "introduced": "5.0"
          },
          {
            "last_affected": "5.0.33"
          },
          {
            "introduced": "4.4.0"
          },
          {
            "last_affected": "4.4.30"
          }
        ],
        "source": "AFFECTED_FIELD"
      }
    ]
  },
  "details": "A use-after-free vulnerability exists in MongoDB Server's server-side JavaScript engine when converting BSON documents to JavaScript arrays. An authenticated user with read privileges who is able to run server-side JavaScript (for example, via $where or $function) can cause the server to access memory that has already been freed. This may result in disclosure of information from the mongod process memory or a denial of service through a server crash.",
  "id": "CVE-2026-11933",
  "modified": "2026-07-08T05:35:56.125273680Z",
  "published": "2026-06-12T01:57:32.014Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://jira.mongodb.org/browse/SERVER-128125"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/11xxx/CVE-2026-11933.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-11933"
    }
  ],
  "schema_version": "1.7.5",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Post-authentication use-after-free in server-side JavaScript BSON-to-array conversion"
}