Icinga DB Web hidden/protected custom variables are prone to filter enumeration

{
  "id": "581f2a1852eca516fec7c103cf3e95e31cfaf54c8494b8c0f7b00d4ba95ae9e2",
  "url": "https://osv.dev/vulnerability/CVE-2025-61789",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Icinga DB Web hidden/protected custom variables are prone to filter enumeration",
    "summary": "Icinga DB Web provides a graphical interface for Icinga monitoring. Before 1.1.4 and 1.2.3, an authorized user with access to Icinga DB Web, can use a custom variable in a filter that is either protected by icingadb/protect/variables or hidden by icingadb/denylist/variables, to guess values assigned to it. Versions 1.1.4 and 1.2.3 respond with an error if such a custom variable is used.",
    "evidence": "osv:CVE-2025-61789",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2025-61789",
      "aliases": [
        "CVE-2025-61789",
        "GHSA-w57j-28jc-8429"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/icinga/icingadb-web",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "92be7eefdd57a279ff61cf7a11a6c44411bcf2ca"
                },
                {
                  "introduced": "4296d0d385d84e584acf51e397a6b8e9919e538d"
                },
                {
                  "fixed": "eb85337fc7eafee2ab679f8154ddd419a2c3454e"
                },
                {
                  "fixed": "5e982dad40ec379075307ab1693580138e675b18"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:icinga:icinga_db_web:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.1.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:icinga:icinga_db_web:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.2.0"
                      },
                      {
                        "fixed": "1.2.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "5e982dad40ec379075307ab1693580138e675b18"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.2.2",
            "v1.2.1",
            "v1.2.0",
            "v1.1.3",
            "v1.1.2",
            "v1.1.1",
            "v1.1.0",
            "v1.0.2",
            "v1.0.1",
            "v1.0.0",
            "v1.0.0-rc2",
            "v1.0.0-rc1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-61789.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:46.665424417Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/61xxx/CVE-2025-61789.json",
        "https://github.com/Icinga/icingadb-web/security/advisories/GHSA-w57j-28jc-8429",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-61789",
        "https://github.com/Icinga/icingadb-web/commit/5e982dad40ec379075307ab1693580138e675b18"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-204"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/61xxx/CVE-2025-61789.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-61789",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 514552,
  "published_at": "2025-10-16T17:00:32.247+00:00"
}