{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "1.4.0"
                  },
                  {
                    "last_affected": "1.4.0"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandaloneSingleVersion"
              },
              {
                "range": [
                  {
                    "introduced": "1.4.1"
                  },
                  {
                    "last_affected": "1.4.1"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandaloneSingleVersion"
              },
              {
                "range": [
                  {
                    "introduced": "1.4.2"
                  },
                  {
                    "last_affected": "1.4.2"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandaloneSingleVersion"
              },
              {
                "range": [
                  {
                    "introduced": "0"
                  },
                  {
                    "last_affected": "1.4.2"
                  }
                ],
                "source": "DESCRIPTION"
              }
            ]
          },
          "events": [
            {
              "introduced": "917b23a6c16d93fc00cef67900eff2755e8b13f7"
            },
            {
              "last_affected": "5f7d92784c403f76284f0f16718f320221dc7fec"
            }
          ],
          "repo": "https://github.com/makeplane/plane",
          "type": "GIT"
        }
      ],
      "versions": [
        "1.4.0",
        "1.4.1",
        "1.4.2"
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulDB",
    "cwe_ids": [
      "CWE-20",
      "CWE-807"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111869.json"
  },
  "details": "A vulnerability was identified in makeplane plane up to 1.4.2. Impacted is an unknown function of the component API Endpoint. Such manipulation of the argument X-Forwarded-For leads to reliance on untrusted inputs in a security decision. It is possible to launch the attack remotely. The exploit is publicly available and might be used.",
  "id": "CVE-2026-111869",
  "modified": "2026-10-24T02:31:00.797480622Z",
  "published": "2026-10-18T02:45:15.572Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/makeplane/plane/"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111869.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-111869"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/cve/CVE-2026-111869"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/submit/1004923"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/submit/1005105"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/vuln/421581"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/makeplane/plane/issues/9913"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/vuln/421581/cti"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P",
      "type": "CVSS_V4"
    }
  ],
  "summary": "makeplane API Endpoint reliance on untrusted inputs in a security decision"
}