{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:vmware:spring_cloud_function:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "4.3.0"
              },
              {
                "fixed": "4.3.3"
              },
              {
                "introduced": "5.0.0"
              },
              {
                "fixed": "5.0.2"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "8ebf3d731f1400d34dcfd49e94c99437a3451fb9"
            },
            {
              "fixed": "d417ed0d581b113fd6c9112a6b3e5451497bbf4a"
            },
            {
              "introduced": "8eb67a5a4207593cd695e82826ec208606859eaf"
            },
            {
              "fixed": "081ae5189db0f351089cbf11db8d957ad99ef56c"
            }
          ],
          "repo": "https://github.com/spring-cloud/spring-cloud-function",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "vmware",
    "cwe_ids": [
      "CWE-770"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/40xxx/CVE-2026-40990.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "introduced": "3.2.0"
          },
          {
            "fixed": "3.2.16"
          },
          {
            "introduced": "4.1.0"
          },
          {
            "fixed": "4.1.10"
          },
          {
            "introduced": "4.2.0"
          },
          {
            "fixed": "4.2.6"
          },
          {
            "introduced": "4.3.0"
          },
          {
            "fixed": "4.3.3"
          },
          {
            "introduced": "5.0.0"
          },
          {
            "fixed": "5.0.2"
          }
        ],
        "source": "AFFECTED_FIELD"
      }
    ]
  },
  "details": "OOM error is possible while attempting to add infinite amount of functions to Function Registry.\n\nAffected Spring Products and Versions:\nSpring Cloud Function 3.2.x: versions prior to 3.2.16\nSpring Cloud Function 4.1.x: versions prior to 4.1.10\nSpring Cloud Function 4.2.x: versions prior to 4.2.6\nSpring Cloud Function 4.3.x: versions prior to 4.3.3\nSpring Cloud Function 5.0.x: versions prior to 5.0.2\nOlder, unsupported versions are also affected.",
  "id": "CVE-2026-40990",
  "modified": "2026-07-15T01:49:02.698602713Z",
  "published": "2026-06-01T17:49:16.377Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://spring.io/security/cve-2026-40990"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/40xxx/CVE-2026-40990.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-40990"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:P/AC:L/PR:L/UI:R/S:C/C:N/I:L/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Unbounded cache for function definitions"
}