Security advisory

{
  "id": "e08592cc9201ba2a9d7bd18a93856f62c83d6b93c004d1e053d177a0a08ad76c",
  "url": "https://osv.dev/vulnerability/CVE-2026-49383",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-49383",
    "summary": "In JetBrains IntelliJ IDEA before 2026.1 xXE in the UI Designer form parser was possible",
    "evidence": "osv:CVE-2026-49383",
    "products": [],
    "severity": "low",
    "structured": {
      "id": "CVE-2026-49383",
      "aliases": [
        "CVE-2026-49383"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/jetbrains/intellij-community",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "9735bc7285d9390dd032eee525a49e772fac945d"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:jetbrains:intellij_idea:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "2026.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "idea/261.22158.277",
            "idea/2026.1",
            "pycharm/261.22158.220",
            "pycharm/2026.1-rc",
            "idea/261.22158.182",
            "idea/2026.1-rc",
            "pycharm/261.22158.126",
            "pycharm/2026.1-eap-8",
            "idea/261.22158.121",
            "idea/2026.1-beta",
            "idea/261.22158.46",
            "idea/2026.1-eap-7",
            "pycharm/261.22158.41",
            "pycharm/2026.1-eap-7",
            "pycharm/241.10840.16",
            "idea/241.10840.26",
            "pycharm/222.2889.11",
            "pycharm/222.2889.1",
            "idea/201.5985",
            "webstorm/171.3224.7"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-49383.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:21.809820171Z",
      "provider": "osv",
      "references": [
        "https://www.jetbrains.com/privacy-security/issues-fixed/",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/49xxx/CVE-2026-49383.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-49383"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-611"
        ],
        "cna_assigner": "JetBrains",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "fixed": "2026.1"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/49xxx/CVE-2026-49383.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-49383",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 488261,
  "published_at": "2026-05-29T18:15:53.479+00:00"
}