Discourse is missing Cache-Control response header on error responses

{
  "id": "80159763de1eec21db8f38ac117a82c853e623d707c008dabcb751f54a5bfd73",
  "url": "https://osv.dev/vulnerability/CVE-2025-61598",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Discourse is missing Cache-Control response header on error responses",
    "summary": "Discourse is an open source discussion platform. Version before 3.6.2 and 3.6.0.beta2, default Cache-Control response header with value no-store, no-cache was missing from error responses. This may caused unintended caching of those responses by proxies potentially leading to cache poisoning attacks. This vulnerability is fixed in 3.6.2 and 3.6.0.beta2.",
    "evidence": "osv:CVE-2025-61598",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2025-61598",
      "aliases": [
        "BIT-discourse-2025-61598",
        "CVE-2025-61598",
        "GHSA-jp9x-wwv6-cv3j"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/discourse/discourse",
              "type": "GIT",
              "events": [
                {
                  "introduced": "d63a24313a2caf2ecd21edf444ae7c37308090c9"
                },
                {
                  "fixed": "8a3cb59d5bb9c1a8df031e994d03030345a8784e"
                },
                {
                  "fixed": "3ea1b663c82c067e5ca778db846bad1e082ba6cd"
                },
                {
                  "fixed": "fd567af7bf5a15c70772021acbdf5d38487a31bc"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "3.6.0.beta1"
                      },
                      {
                        "fixed": "3.6.0.beta2"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StringRangeExpression"
                  },
                  {
                    "range": [
                      {
                        "fixed": "3ea1b663c82c067e5ca778db846bad1e082ba6cd"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  },
                  {
                    "range": [
                      {
                        "fixed": "fd567af7bf5a15c70772021acbdf5d38487a31bc"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "3.6.0-beta1",
            "v3.6.0.beta1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-61598.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:37.679967502Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/61xxx/CVE-2025-61598.json",
        "https://github.com/discourse/discourse/security/advisories/GHSA-jp9x-wwv6-cv3j",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-61598",
        "https://github.com/discourse/discourse/commit/3ea1b663c82c067e5ca778db846bad1e082ba6cd",
        "https://github.com/discourse/discourse/commit/fd567af7bf5a15c70772021acbdf5d38487a31bc"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-524"
        ],
        "cna_assigner": "GitHub_M",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "fixed": "3.6.2"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StringRangeExpression"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/61xxx/CVE-2025-61598.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-61598",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 505293,
  "published_at": "2025-10-28T20:38:54.753+00:00"
}